Home / 144,878,688.24-217,294,409.08-42,618,810.48

Finding the Fourth Proportional to 144,878,688.24, 217,294,409.08 and 42,618,810.48

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Solution

The fourth proportional to 144,878,688.24, 217,294,409.08 and 42,618,810.48 is: 63,921,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,878,688.24 : 217,294,409.08 = 42,618,810.48 : x
  2. Step 2: Convert to fraction form
    144,878,688.24/217,294,409.08 = 42,618,810.48/x
  3. Step 3: Cross multiply
    144,878,688.24x = 217,294,409.08 × 42,618,810.48
  4. Step 4: Simplify right side
    144,878,688.24x = 9,260,829,238,944,112
  5. Step 5: Solve for x
    x = 9,260,829,238,944,112/144,878,688.24
  6. Step 6: Final answer
    x = 63,921,266.48

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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.