Home / 1,671,053,052.86-2,306,108,502.10-918,392,907.10

Finding the Fourth Proportional to 1,671,053,052.86, 2,306,108,502.10 and 918,392,907.10

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Solution

The fourth proportional to 1,671,053,052.86, 2,306,108,502.10 and 918,392,907.10 is: 1,267,412,598.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,053,052.86 : 2,306,108,502.10 = 918,392,907.10 : x
  2. Step 2: Convert to fraction form
    1,671,053,052.86/2,306,108,502.10 = 918,392,907.10/x
  3. Step 3: Cross multiply
    1,671,053,052.86x = 2,306,108,502.10 × 918,392,907.10
  4. Step 4: Simplify right side
    1,671,053,052.86x = 2,117,913,691,331,645,440
  5. Step 5: Solve for x
    x = 2,117,913,691,331,645,440/1,671,053,052.86
  6. Step 6: Final answer
    x = 1,267,412,598.13

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.