Home / 147,595,024.20-221,487,014.70-86,184,064.20

Finding the Fourth Proportional to 147,595,024.20, 221,487,014.70 and 86,184,064.20

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Solution

The fourth proportional to 147,595,024.20, 221,487,014.70 and 86,184,064.20 is: 129,331,264.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,595,024.20 : 221,487,014.70 = 86,184,064.20 : x
  2. Step 2: Convert to fraction form
    147,595,024.20/221,487,014.70 = 86,184,064.20/x
  3. Step 3: Cross multiply
    147,595,024.20x = 221,487,014.70 × 86,184,064.20
  4. Step 4: Simplify right side
    147,595,024.20x = 19,088,651,094,371,144
  5. Step 5: Solve for x
    x = 19,088,651,094,371,144/147,595,024.20
  6. Step 6: Final answer
    x = 129,331,264.37

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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.