Home / 255,046,800.90-381,688,402.95-152,884,157.70

Finding the Fourth Proportional to 255,046,800.90, 381,688,402.95 and 152,884,157.70

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Solution

The fourth proportional to 255,046,800.90, 381,688,402.95 and 152,884,157.70 is: 228,797,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,046,800.90 : 381,688,402.95 = 152,884,157.70 : x
  2. Step 2: Convert to fraction form
    255,046,800.90/381,688,402.95 = 152,884,157.70/x
  3. Step 3: Cross multiply
    255,046,800.90x = 381,688,402.95 × 152,884,157.70
  4. Step 4: Simplify right side
    255,046,800.90x = 58,354,109,988,868,936
  5. Step 5: Solve for x
    x = 58,354,109,988,868,936/255,046,800.90
  6. Step 6: Final answer
    x = 228,797,655.11

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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.