Home / 130,129,608.12-195,226,719.01-64,581,509.10

Finding the Fourth Proportional to 130,129,608.12, 195,226,719.01 and 64,581,509.10

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Solution

The fourth proportional to 130,129,608.12, 195,226,719.01 and 64,581,509.10 is: 96,888,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,129,608.12 : 195,226,719.01 = 64,581,509.10 : x
  2. Step 2: Convert to fraction form
    130,129,608.12/195,226,719.01 = 64,581,509.10/x
  3. Step 3: Cross multiply
    130,129,608.12x = 195,226,719.01 × 64,581,509.10
  4. Step 4: Simplify right side
    130,129,608.12x = 12,608,036,130,602,050
  5. Step 5: Solve for x
    x = 12,608,036,130,602,050/130,129,608.12
  6. Step 6: Final answer
    x = 96,888,297.08

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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.