Home / 105,872,001.20-158,808,001.80-37,716,916.40

Finding the Fourth Proportional to 105,872,001.20, 158,808,001.80 and 37,716,916.40

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Solution

The fourth proportional to 105,872,001.20, 158,808,001.80 and 37,716,916.40 is: 56,575,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,872,001.20 : 158,808,001.80 = 37,716,916.40 : x
  2. Step 2: Convert to fraction form
    105,872,001.20/158,808,001.80 = 37,716,916.40/x
  3. Step 3: Cross multiply
    105,872,001.20x = 158,808,001.80 × 37,716,916.40
  4. Step 4: Simplify right side
    105,872,001.20x = 5,989,748,127,541,650
  5. Step 5: Solve for x
    x = 5,989,748,127,541,650/105,872,001.20
  6. Step 6: Final answer
    x = 56,575,374.60

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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.