Home / 963,249,373.94-1,329,394,406.72-539,977,355.64

Finding the Fourth Proportional to 963,249,373.94, 1,329,394,406.72 and 539,977,355.64

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Solution

The fourth proportional to 963,249,373.94, 1,329,394,406.72 and 539,977,355.64 is: 745,230,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,249,373.94 : 1,329,394,406.72 = 539,977,355.64 : x
  2. Step 2: Convert to fraction form
    963,249,373.94/1,329,394,406.72 = 539,977,355.64/x
  3. Step 3: Cross multiply
    963,249,373.94x = 1,329,394,406.72 × 539,977,355.64
  4. Step 4: Simplify right side
    963,249,373.94x = 717,842,876,340,572,288
  5. Step 5: Solve for x
    x = 717,842,876,340,572,288/963,249,373.94
  6. Step 6: Final answer
    x = 745,230,566.21

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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.