Home / 118,779,353.90-178,169,030.85-104,418,637.10

Finding the Fourth Proportional to 118,779,353.90, 178,169,030.85 and 104,418,637.10

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Solution

The fourth proportional to 118,779,353.90, 178,169,030.85 and 104,418,637.10 is: 156,627,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,779,353.90 : 178,169,030.85 = 104,418,637.10 : x
  2. Step 2: Convert to fraction form
    118,779,353.90/178,169,030.85 = 104,418,637.10/x
  3. Step 3: Cross multiply
    118,779,353.90x = 178,169,030.85 × 104,418,637.10
  4. Step 4: Simplify right side
    118,779,353.90x = 18,604,167,374,784,852
  5. Step 5: Solve for x
    x = 18,604,167,374,784,852/118,779,353.90
  6. Step 6: Final answer
    x = 156,627,955.65

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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.