Home / 42,470,409,617.38-63,714,006,621.60-15,579,227,075.62

Finding the Fourth Proportional to 42,470,409,617.38, 63,714,006,621.60 and 15,579,227,075.62

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Solution

The fourth proportional to 42,470,409,617.38, 63,714,006,621.60 and 15,579,227,075.62 is: 23,371,919,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,470,409,617.38 : 63,714,006,621.60 = 15,579,227,075.62 : x
  2. Step 2: Convert to fraction form
    42,470,409,617.38/63,714,006,621.60 = 15,579,227,075.62/x
  3. Step 3: Cross multiply
    42,470,409,617.38x = 63,714,006,621.60 × 15,579,227,075.62
  4. Step 4: Simplify right side
    42,470,409,617.38x = 992,614,977,055,144,017,920
  5. Step 5: Solve for x
    x = 992,614,977,055,144,017,920/42,470,409,617.38
  6. Step 6: Final answer
    x = 23,371,919,084.32

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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.