Home / 163,377,007.20-245,065,510.80-61,127,758.80

Finding the Fourth Proportional to 163,377,007.20, 245,065,510.80 and 61,127,758.80

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Solution

The fourth proportional to 163,377,007.20, 245,065,510.80 and 61,127,758.80 is: 91,691,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,377,007.20 : 245,065,510.80 = 61,127,758.80 : x
  2. Step 2: Convert to fraction form
    163,377,007.20/245,065,510.80 = 61,127,758.80/x
  3. Step 3: Cross multiply
    163,377,007.20x = 245,065,510.80 × 61,127,758.80
  4. Step 4: Simplify right side
    163,377,007.20x = 14,980,305,434,381,196
  5. Step 5: Solve for x
    x = 14,980,305,434,381,196/163,377,007.20
  6. Step 6: Final answer
    x = 91,691,638.20

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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.