Home / 130,133,004.30-195,518,371.05-97,847,963.55

Finding the Fourth Proportional to 130,133,004.30, 195,518,371.05 and 97,847,963.55

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Solution

The fourth proportional to 130,133,004.30, 195,518,371.05 and 97,847,963.55 is: 147,011,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,133,004.30 : 195,518,371.05 = 97,847,963.55 : x
  2. Step 2: Convert to fraction form
    130,133,004.30/195,518,371.05 = 97,847,963.55/x
  3. Step 3: Cross multiply
    130,133,004.30x = 195,518,371.05 × 97,847,963.55
  4. Step 4: Simplify right side
    130,133,004.30x = 19,131,074,443,855,776
  5. Step 5: Solve for x
    x = 19,131,074,443,855,776/130,133,004.30
  6. Step 6: Final answer
    x = 147,011,701.96

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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.