Home / 847,095,400.90-1,273,194,018.15-734,855,061.70

Finding the Fourth Proportional to 847,095,400.90, 1,273,194,018.15 and 734,855,061.70

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Solution

The fourth proportional to 847,095,400.90, 1,273,194,018.15 and 734,855,061.70 is: 1,104,495,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,095,400.90 : 1,273,194,018.15 = 734,855,061.70 : x
  2. Step 2: Convert to fraction form
    847,095,400.90/1,273,194,018.15 = 734,855,061.70/x
  3. Step 3: Cross multiply
    847,095,400.90x = 1,273,194,018.15 × 734,855,061.70
  4. Step 4: Simplify right side
    847,095,400.90x = 935,613,068,763,689,344
  5. Step 5: Solve for x
    x = 935,613,068,763,689,344/847,095,400.90
  6. Step 6: Final answer
    x = 1,104,495,512.28

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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.