Home / 992,576,779.80-1,488,921,156.90-302,506,546.20

Finding the Fourth Proportional to 992,576,779.80, 1,488,921,156.90 and 302,506,546.20

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Solution

The fourth proportional to 992,576,779.80, 1,488,921,156.90 and 302,506,546.20 is: 453,776,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,576,779.80 : 1,488,921,156.90 = 302,506,546.20 : x
  2. Step 2: Convert to fraction form
    992,576,779.80/1,488,921,156.90 = 302,506,546.20/x
  3. Step 3: Cross multiply
    992,576,779.80x = 1,488,921,156.90 × 302,506,546.20
  4. Step 4: Simplify right side
    992,576,779.80x = 450,408,396,737,927,296
  5. Step 5: Solve for x
    x = 450,408,396,737,927,296/992,576,779.80
  6. Step 6: Final answer
    x = 453,776,882.46

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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.