Home / 2,989,592,152.02-4,484,371,915.75-1,218,955,923.90

Finding the Fourth Proportional to 2,989,592,152.02, 4,484,371,915.75 and 1,218,955,923.90

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Solution

The fourth proportional to 2,989,592,152.02, 4,484,371,915.75 and 1,218,955,923.90 is: 1,828,427,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,592,152.02 : 4,484,371,915.75 = 1,218,955,923.90 : x
  2. Step 2: Convert to fraction form
    2,989,592,152.02/4,484,371,915.75 = 1,218,955,923.90/x
  3. Step 3: Cross multiply
    2,989,592,152.02x = 4,484,371,915.75 × 1,218,955,923.90
  4. Step 4: Simplify right side
    2,989,592,152.02x = 5,466,251,711,674,254,336
  5. Step 5: Solve for x
    x = 5,466,251,711,674,254,336/2,989,592,152.02
  6. Step 6: Final answer
    x = 1,828,427,234.79

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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.