Home / 173,875,386.90-260,813,080.35-130,509,801.30

Finding the Fourth Proportional to 173,875,386.90, 260,813,080.35 and 130,509,801.30

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Solution

The fourth proportional to 173,875,386.90, 260,813,080.35 and 130,509,801.30 is: 195,764,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,875,386.90 : 260,813,080.35 = 130,509,801.30 : x
  2. Step 2: Convert to fraction form
    173,875,386.90/260,813,080.35 = 130,509,801.30/x
  3. Step 3: Cross multiply
    173,875,386.90x = 260,813,080.35 × 130,509,801.30
  4. Step 4: Simplify right side
    173,875,386.90x = 34,038,663,292,919,432
  5. Step 5: Solve for x
    x = 34,038,663,292,919,432/173,875,386.90
  6. Step 6: Final answer
    x = 195,764,701.95

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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.