Home / 161,749,158.40-242,624,774.40-64,712,972.80

Finding the Fourth Proportional to 161,749,158.40, 242,624,774.40 and 64,712,972.80

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Solution

The fourth proportional to 161,749,158.40, 242,624,774.40 and 64,712,972.80 is: 97,069,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,749,158.40 : 242,624,774.40 = 64,712,972.80 : x
  2. Step 2: Convert to fraction form
    161,749,158.40/242,624,774.40 = 64,712,972.80/x
  3. Step 3: Cross multiply
    161,749,158.40x = 242,624,774.40 × 64,712,972.80
  4. Step 4: Simplify right side
    161,749,158.40x = 15,700,970,426,353,336
  5. Step 5: Solve for x
    x = 15,700,970,426,353,336/161,749,158.40
  6. Step 6: Final answer
    x = 97,069,874.01

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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.