Home / 144,934,445.76-217,421,856.47-46,569,112.53

Finding the Fourth Proportional to 144,934,445.76, 217,421,856.47 and 46,569,112.53

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Solution

The fourth proportional to 144,934,445.76, 217,421,856.47 and 46,569,112.53 is: 69,860,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,934,445.76 : 217,421,856.47 = 46,569,112.53 : x
  2. Step 2: Convert to fraction form
    144,934,445.76/217,421,856.47 = 46,569,112.53/x
  3. Step 3: Cross multiply
    144,934,445.76x = 217,421,856.47 × 46,569,112.53
  4. Step 4: Simplify right side
    144,934,445.76x = 10,125,142,900,432,938
  5. Step 5: Solve for x
    x = 10,125,142,900,432,938/144,934,445.76
  6. Step 6: Final answer
    x = 69,860,155.38

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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.