Home / 99,013,515.01-148,520,068.40-55,863,130.21

Finding the Fourth Proportional to 99,013,515.01, 148,520,068.40 and 55,863,130.21

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Solution

The fourth proportional to 99,013,515.01, 148,520,068.40 and 55,863,130.21 is: 83,794,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,013,515.01 : 148,520,068.40 = 55,863,130.21 : x
  2. Step 2: Convert to fraction form
    99,013,515.01/148,520,068.40 = 55,863,130.21/x
  3. Step 3: Cross multiply
    99,013,515.01x = 148,520,068.40 × 55,863,130.21
  4. Step 4: Simplify right side
    99,013,515.01x = 8,296,795,919,547,991
  5. Step 5: Solve for x
    x = 8,296,795,919,547,991/99,013,515.01
  6. Step 6: Final answer
    x = 83,794,580.15

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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.