Home / 758,646,228.90-1,137,402,472.95-413,989,025.70

Finding the Fourth Proportional to 758,646,228.90, 1,137,402,472.95 and 413,989,025.70

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Solution

The fourth proportional to 758,646,228.90, 1,137,402,472.95 and 413,989,025.70 is: 620,674,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,646,228.90 : 1,137,402,472.95 = 413,989,025.70 : x
  2. Step 2: Convert to fraction form
    758,646,228.90/1,137,402,472.95 = 413,989,025.70/x
  3. Step 3: Cross multiply
    758,646,228.90x = 1,137,402,472.95 × 413,989,025.70
  4. Step 4: Simplify right side
    758,646,228.90x = 470,872,141,605,341,120
  5. Step 5: Solve for x
    x = 470,872,141,605,341,120/758,646,228.90
  6. Step 6: Final answer
    x = 620,674,200.53

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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.