Home / 159,779,070.47-239,682,267.21-56,139,267.38

Finding the Fourth Proportional to 159,779,070.47, 239,682,267.21 and 56,139,267.38

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Solution

The fourth proportional to 159,779,070.47, 239,682,267.21 and 56,139,267.38 is: 84,213,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,779,070.47 : 239,682,267.21 = 56,139,267.38 : x
  2. Step 2: Convert to fraction form
    159,779,070.47/239,682,267.21 = 56,139,267.38/x
  3. Step 3: Cross multiply
    159,779,070.47x = 239,682,267.21 × 56,139,267.38
  4. Step 4: Simplify right side
    159,779,070.47x = 13,455,586,885,146,798
  5. Step 5: Solve for x
    x = 13,455,586,885,146,798/159,779,070.47
  6. Step 6: Final answer
    x = 84,213,701.12

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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.