Home / 110,241,641.60-165,362,462.40-77,363,158.40

Finding the Fourth Proportional to 110,241,641.60, 165,362,462.40 and 77,363,158.40

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Solution

The fourth proportional to 110,241,641.60, 165,362,462.40 and 77,363,158.40 is: 116,044,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,241,641.60 : 165,362,462.40 = 77,363,158.40 : x
  2. Step 2: Convert to fraction form
    110,241,641.60/165,362,462.40 = 77,363,158.40/x
  3. Step 3: Cross multiply
    110,241,641.60x = 165,362,462.40 × 77,363,158.40
  4. Step 4: Simplify right side
    110,241,641.60x = 12,792,962,372,065,246
  5. Step 5: Solve for x
    x = 12,792,962,372,065,246/110,241,641.60
  6. Step 6: Final answer
    x = 116,044,737.60

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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.