Home / 230,006,421.96-344,808,079.02-86,500,030.92

Finding the Fourth Proportional to 230,006,421.96, 344,808,079.02 and 86,500,030.92

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Solution

The fourth proportional to 230,006,421.96, 344,808,079.02 and 86,500,030.92 is: 129,674,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,006,421.96 : 344,808,079.02 = 86,500,030.92 : x
  2. Step 2: Convert to fraction form
    230,006,421.96/344,808,079.02 = 86,500,030.92/x
  3. Step 3: Cross multiply
    230,006,421.96x = 344,808,079.02 × 86,500,030.92
  4. Step 4: Simplify right side
    230,006,421.96x = 29,825,909,496,695,804
  5. Step 5: Solve for x
    x = 29,825,909,496,695,804/230,006,421.96
  6. Step 6: Final answer
    x = 129,674,246.67

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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.