Home / 156,678,547.60-235,017,821.40-48,972,998.80

Finding the Fourth Proportional to 156,678,547.60, 235,017,821.40 and 48,972,998.80

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Solution

The fourth proportional to 156,678,547.60, 235,017,821.40 and 48,972,998.80 is: 73,459,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,678,547.60 : 235,017,821.40 = 48,972,998.80 : x
  2. Step 2: Convert to fraction form
    156,678,547.60/235,017,821.40 = 48,972,998.80/x
  3. Step 3: Cross multiply
    156,678,547.60x = 235,017,821.40 × 48,972,998.80
  4. Step 4: Simplify right side
    156,678,547.60x = 11,509,527,485,400,814
  5. Step 5: Solve for x
    x = 11,509,527,485,400,814/156,678,547.60
  6. Step 6: Final answer
    x = 73,459,498.20

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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.