Home / 2,832,890,147.40-4,249,335,221.10-992,403,676.20

Finding the Fourth Proportional to 2,832,890,147.40, 4,249,335,221.10 and 992,403,676.20

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Solution

The fourth proportional to 2,832,890,147.40, 4,249,335,221.10 and 992,403,676.20 is: 1,488,605,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,890,147.40 : 4,249,335,221.10 = 992,403,676.20 : x
  2. Step 2: Convert to fraction form
    2,832,890,147.40/4,249,335,221.10 = 992,403,676.20/x
  3. Step 3: Cross multiply
    2,832,890,147.40x = 4,249,335,221.10 × 992,403,676.20
  4. Step 4: Simplify right side
    2,832,890,147.40x = 4,217,055,894,825,779,712
  5. Step 5: Solve for x
    x = 4,217,055,894,825,779,712/2,832,890,147.40
  6. Step 6: Final answer
    x = 1,488,605,514.30

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Double scale
Find fourth proportional to 2,832,890,148.40, 4,249,335,222.60 and 992,403,677.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.