Home / 1,090,667,915.04-1,638,423,242.28-676,450,841.52

Finding the Fourth Proportional to 1,090,667,915.04, 1,638,423,242.28 and 676,450,841.52

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Solution

The fourth proportional to 1,090,667,915.04, 1,638,423,242.28 and 676,450,841.52 is: 1,016,178,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,667,915.04 : 1,638,423,242.28 = 676,450,841.52 : x
  2. Step 2: Convert to fraction form
    1,090,667,915.04/1,638,423,242.28 = 676,450,841.52/x
  3. Step 3: Cross multiply
    1,090,667,915.04x = 1,638,423,242.28 × 676,450,841.52
  4. Step 4: Simplify right side
    1,090,667,915.04x = 1,108,312,781,006,232,832
  5. Step 5: Solve for x
    x = 1,108,312,781,006,232,832/1,090,667,915.04
  6. Step 6: Final answer
    x = 1,016,178,037.08

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1.5x scale

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.