Home / 992,574,073.80-1,488,917,097.90-302,503,840.20

Finding the Fourth Proportional to 992,574,073.80, 1,488,917,097.90 and 302,503,840.20

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Solution

The fourth proportional to 992,574,073.80, 1,488,917,097.90 and 302,503,840.20 is: 453,772,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,574,073.80 : 1,488,917,097.90 = 302,503,840.20 : x
  2. Step 2: Convert to fraction form
    992,574,073.80/1,488,917,097.90 = 302,503,840.20/x
  3. Step 3: Cross multiply
    992,574,073.80x = 1,488,917,097.90 × 302,503,840.20
  4. Step 4: Simplify right side
    992,574,073.80x = 450,403,139,854,189,376
  5. Step 5: Solve for x
    x = 450,403,139,854,189,376/992,574,073.80
  6. Step 6: Final answer
    x = 453,772,823.35

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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.