Home / 933,137,796.90-1,399,706,695.35-358,709,124.90

Finding the Fourth Proportional to 933,137,796.90, 1,399,706,695.35 and 358,709,124.90

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Solution

The fourth proportional to 933,137,796.90, 1,399,706,695.35 and 358,709,124.90 is: 538,063,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,137,796.90 : 1,399,706,695.35 = 358,709,124.90 : x
  2. Step 2: Convert to fraction form
    933,137,796.90/1,399,706,695.35 = 358,709,124.90/x
  3. Step 3: Cross multiply
    933,137,796.90x = 1,399,706,695.35 × 358,709,124.90
  4. Step 4: Simplify right side
    933,137,796.90x = 502,087,563,805,669,312
  5. Step 5: Solve for x
    x = 502,087,563,805,669,312/933,137,796.90
  6. Step 6: Final answer
    x = 538,063,687.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.