Home / 758,668,597.12-1,046,985,665.99-424,155,212.92

Finding the Fourth Proportional to 758,668,597.12, 1,046,985,665.99 and 424,155,212.92

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Solution

The fourth proportional to 758,668,597.12, 1,046,985,665.99 and 424,155,212.92 is: 585,347,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,668,597.12 : 1,046,985,665.99 = 424,155,212.92 : x
  2. Step 2: Convert to fraction form
    758,668,597.12/1,046,985,665.99 = 424,155,212.92/x
  3. Step 3: Cross multiply
    758,668,597.12x = 1,046,985,665.99 × 424,155,212.92
  4. Step 4: Simplify right side
    758,668,597.12x = 444,084,428,077,438,208
  5. Step 5: Solve for x
    x = 444,084,428,077,438,208/758,668,597.12
  6. Step 6: Final answer
    x = 585,347,053.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.