Home / 13,153,206,807.90-19,729,810,211.85-10,363,779,287.10

Finding the Fourth Proportional to 13,153,206,807.90, 19,729,810,211.85 and 10,363,779,287.10

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Solution

The fourth proportional to 13,153,206,807.90, 19,729,810,211.85 and 10,363,779,287.10 is: 15,545,668,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,206,807.90 : 19,729,810,211.85 = 10,363,779,287.10 : x
  2. Step 2: Convert to fraction form
    13,153,206,807.90/19,729,810,211.85 = 10,363,779,287.10/x
  3. Step 3: Cross multiply
    13,153,206,807.90x = 19,729,810,211.85 × 10,363,779,287.10
  4. Step 4: Simplify right side
    13,153,206,807.90x = 204,475,398,411,985,092,608
  5. Step 5: Solve for x
    x = 204,475,398,411,985,092,608/13,153,206,807.90
  6. Step 6: Final answer
    x = 15,545,668,930.65

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Double scale
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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.