Home / 157,465,329.90-236,197,994.85-99,786,266.70

Finding the Fourth Proportional to 157,465,329.90, 236,197,994.85 and 99,786,266.70

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Solution

The fourth proportional to 157,465,329.90, 236,197,994.85 and 99,786,266.70 is: 149,679,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,329.90 : 236,197,994.85 = 99,786,266.70 : x
  2. Step 2: Convert to fraction form
    157,465,329.90/236,197,994.85 = 99,786,266.70/x
  3. Step 3: Cross multiply
    157,465,329.90x = 236,197,994.85 × 99,786,266.70
  4. Step 4: Simplify right side
    157,465,329.90x = 23,569,316,108,107,328
  5. Step 5: Solve for x
    x = 23,569,316,108,107,328/157,465,329.90
  6. Step 6: Final answer
    x = 149,679,400.05

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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.