Home / 1,049,612,746.32-1,574,425,005.06-350,102,961.78

Finding the Fourth Proportional to 1,049,612,746.32, 1,574,425,005.06 and 350,102,961.78

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Solution

The fourth proportional to 1,049,612,746.32, 1,574,425,005.06 and 350,102,961.78 is: 525,156,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,612,746.32 : 1,574,425,005.06 = 350,102,961.78 : x
  2. Step 2: Convert to fraction form
    1,049,612,746.32/1,574,425,005.06 = 350,102,961.78/x
  3. Step 3: Cross multiply
    1,049,612,746.32x = 1,574,425,005.06 × 350,102,961.78
  4. Step 4: Simplify right side
    1,049,612,746.32x = 551,210,857,371,997,440
  5. Step 5: Solve for x
    x = 551,210,857,371,997,440/1,049,612,746.32
  6. Step 6: Final answer
    x = 525,156,405.83

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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.