Home / 240,535,659.40-331,939,210-130,527,372.40

Finding the Fourth Proportional to 240,535,659.40, 331,939,210 and 130,527,372.40

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Solution

The fourth proportional to 240,535,659.40, 331,939,210 and 130,527,372.40 is: 180,127,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,535,659.40 : 331,939,210 = 130,527,372.40 : x
  2. Step 2: Convert to fraction form
    240,535,659.40/331,939,210 = 130,527,372.40/x
  3. Step 3: Cross multiply
    240,535,659.40x = 331,939,210 × 130,527,372.40
  4. Step 4: Simplify right side
    240,535,659.40x = 43,327,152,877,831,808
  5. Step 5: Solve for x
    x = 43,327,152,877,831,808/240,535,659.40
  6. Step 6: Final answer
    x = 180,127,773.93

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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.