Home / 147,595,058.70-221,487,066.45-86,184,098.70

Finding the Fourth Proportional to 147,595,058.70, 221,487,066.45 and 86,184,098.70

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Solution

The fourth proportional to 147,595,058.70, 221,487,066.45 and 86,184,098.70 is: 129,331,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,595,058.70 : 221,487,066.45 = 86,184,098.70 : x
  2. Step 2: Convert to fraction form
    147,595,058.70/221,487,066.45 = 86,184,098.70/x
  3. Step 3: Cross multiply
    147,595,058.70x = 221,487,066.45 × 86,184,098.70
  4. Step 4: Simplify right side
    147,595,058.70x = 19,088,663,195,700,260
  5. Step 5: Solve for x
    x = 19,088,663,195,700,260/147,595,058.70
  6. Step 6: Final answer
    x = 129,331,316.13

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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.