Home / 145,156,768.90-217,483,210.95-94,012,461.70

Finding the Fourth Proportional to 145,156,768.90, 217,483,210.95 and 94,012,461.70

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Solution

The fourth proportional to 145,156,768.90, 217,483,210.95 and 94,012,461.70 is: 140,855,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,768.90 : 217,483,210.95 = 94,012,461.70 : x
  2. Step 2: Convert to fraction form
    145,156,768.90/217,483,210.95 = 94,012,461.70/x
  3. Step 3: Cross multiply
    145,156,768.90x = 217,483,210.95 × 94,012,461.70
  4. Step 4: Simplify right side
    145,156,768.90x = 20,446,132,039,829,896
  5. Step 5: Solve for x
    x = 20,446,132,039,829,896/145,156,768.90
  6. Step 6: Final answer
    x = 140,855,519.14

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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.