Home / 963,249,406.48-1,329,394,451.70-539,977,388.20

Finding the Fourth Proportional to 963,249,406.48, 1,329,394,451.70 and 539,977,388.20

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Solution

The fourth proportional to 963,249,406.48, 1,329,394,451.70 and 539,977,388.20 is: 745,230,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,249,406.48 : 1,329,394,451.70 = 539,977,388.20 : x
  2. Step 2: Convert to fraction form
    963,249,406.48/1,329,394,451.70 = 539,977,388.20/x
  3. Step 3: Cross multiply
    963,249,406.48x = 1,329,394,451.70 × 539,977,388.20
  4. Step 4: Simplify right side
    963,249,406.48x = 717,842,943,916,537,088
  5. Step 5: Solve for x
    x = 717,842,943,916,537,088/963,249,406.48
  6. Step 6: Final answer
    x = 745,230,611.19

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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.