Home / 963,249,363.79-1,329,394,392.77-539,977,345.52

Finding the Fourth Proportional to 963,249,363.79, 1,329,394,392.77 and 539,977,345.52

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Solution

The fourth proportional to 963,249,363.79, 1,329,394,392.77 and 539,977,345.52 is: 745,230,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,249,363.79 : 1,329,394,392.77 = 539,977,345.52 : x
  2. Step 2: Convert to fraction form
    963,249,363.79/1,329,394,392.77 = 539,977,345.52/x
  3. Step 3: Cross multiply
    963,249,363.79x = 1,329,394,392.77 × 539,977,345.52
  4. Step 4: Simplify right side
    963,249,363.79x = 717,842,855,347,770,112
  5. Step 5: Solve for x
    x = 717,842,855,347,770,112/963,249,363.79
  6. Step 6: Final answer
    x = 745,230,552.27

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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.