Home / 130,499,468.72-180,090,203.68-70,960,338.18

Finding the Fourth Proportional to 130,499,468.72, 180,090,203.68 and 70,960,338.18

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Solution

The fourth proportional to 130,499,468.72, 180,090,203.68 and 70,960,338.18 is: 97,925,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,499,468.72 : 180,090,203.68 = 70,960,338.18 : x
  2. Step 2: Convert to fraction form
    130,499,468.72/180,090,203.68 = 70,960,338.18/x
  3. Step 3: Cross multiply
    130,499,468.72x = 180,090,203.68 × 70,960,338.18
  4. Step 4: Simplify right side
    130,499,468.72x = 12,779,261,756,133,306
  5. Step 5: Solve for x
    x = 12,779,261,756,133,306/130,499,468.72
  6. Step 6: Final answer
    x = 97,925,776.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.