Home / 963,249,364.17-1,329,394,393.29-539,977,345.89

Finding the Fourth Proportional to 963,249,364.17, 1,329,394,393.29 and 539,977,345.89

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Solution

The fourth proportional to 963,249,364.17, 1,329,394,393.29 and 539,977,345.89 is: 745,230,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,249,364.17 : 1,329,394,393.29 = 539,977,345.89 : x
  2. Step 2: Convert to fraction form
    963,249,364.17/1,329,394,393.29 = 539,977,345.89/x
  3. Step 3: Cross multiply
    963,249,364.17x = 1,329,394,393.29 × 539,977,345.89
  4. Step 4: Simplify right side
    963,249,364.17x = 717,842,856,129,780,992
  5. Step 5: Solve for x
    x = 717,842,856,129,780,992/963,249,364.17
  6. Step 6: Final answer
    x = 745,230,552.78

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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.