Home / 1,072,011,930.64-1,607,329,679.70-416,264,223.40

Finding the Fourth Proportional to 1,072,011,930.64, 1,607,329,679.70 and 416,264,223.40

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Solution

The fourth proportional to 1,072,011,930.64, 1,607,329,679.70 and 416,264,223.40 is: 624,129,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,011,930.64 : 1,607,329,679.70 = 416,264,223.40 : x
  2. Step 2: Convert to fraction form
    1,072,011,930.64/1,607,329,679.70 = 416,264,223.40/x
  3. Step 3: Cross multiply
    1,072,011,930.64x = 1,607,329,679.70 × 416,264,223.40
  4. Step 4: Simplify right side
    1,072,011,930.64x = 669,073,840,868,091,264
  5. Step 5: Solve for x
    x = 669,073,840,868,091,264/1,072,011,930.64
  6. Step 6: Final answer
    x = 624,129,099.45

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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.