Home / 97,153,058.70-145,636,276.05-56,170,428.30

Finding the Fourth Proportional to 97,153,058.70, 145,636,276.05 and 56,170,428.30

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Solution

The fourth proportional to 97,153,058.70, 145,636,276.05 and 56,170,428.30 is: 84,201,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,153,058.70 : 145,636,276.05 = 56,170,428.30 : x
  2. Step 2: Convert to fraction form
    97,153,058.70/145,636,276.05 = 56,170,428.30/x
  3. Step 3: Cross multiply
    97,153,058.70x = 145,636,276.05 × 56,170,428.30
  4. Step 4: Simplify right side
    97,153,058.70x = 8,180,452,001,745,532
  5. Step 5: Solve for x
    x = 8,180,452,001,745,532/97,153,058.70
  6. Step 6: Final answer
    x = 84,201,692.78

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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.