Home / 130,221,031.84-195,426,022.92-104,966,955.52

Finding the Fourth Proportional to 130,221,031.84, 195,426,022.92 and 104,966,955.52

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Solution

The fourth proportional to 130,221,031.84, 195,426,022.92 and 104,966,955.52 is: 157,526,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,221,031.84 : 195,426,022.92 = 104,966,955.52 : x
  2. Step 2: Convert to fraction form
    130,221,031.84/195,426,022.92 = 104,966,955.52/x
  3. Step 3: Cross multiply
    130,221,031.84x = 195,426,022.92 × 104,966,955.52
  4. Step 4: Simplify right side
    130,221,031.84x = 20,513,274,655,294,140
  5. Step 5: Solve for x
    x = 20,513,274,655,294,140/130,221,031.84
  6. Step 6: Final answer
    x = 157,526,586.65

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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.