Home / 163,960,470.30-245,905,276.05-71,844,030.30

Finding the Fourth Proportional to 163,960,470.30, 245,905,276.05 and 71,844,030.30

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Solution

The fourth proportional to 163,960,470.30, 245,905,276.05 and 71,844,030.30 is: 107,750,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,960,470.30 : 245,905,276.05 = 71,844,030.30 : x
  2. Step 2: Convert to fraction form
    163,960,470.30/245,905,276.05 = 71,844,030.30/x
  3. Step 3: Cross multiply
    163,960,470.30x = 245,905,276.05 × 71,844,030.30
  4. Step 4: Simplify right side
    163,960,470.30x = 17,666,826,103,466,064
  5. Step 5: Solve for x
    x = 17,666,826,103,466,064/163,960,470.30
  6. Step 6: Final answer
    x = 107,750,521.03

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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.