Home / 1,042,920,886.80-1,564,381,330.20-1,026,796,573.20

Finding the Fourth Proportional to 1,042,920,886.80, 1,564,381,330.20 and 1,026,796,573.20

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Solution

The fourth proportional to 1,042,920,886.80, 1,564,381,330.20 and 1,026,796,573.20 is: 1,540,194,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,920,886.80 : 1,564,381,330.20 = 1,026,796,573.20 : x
  2. Step 2: Convert to fraction form
    1,042,920,886.80/1,564,381,330.20 = 1,026,796,573.20/x
  3. Step 3: Cross multiply
    1,042,920,886.80x = 1,564,381,330.20 × 1,026,796,573.20
  4. Step 4: Simplify right side
    1,042,920,886.80x = 1,606,301,389,027,417,856
  5. Step 5: Solve for x
    x = 1,606,301,389,027,417,856/1,042,920,886.80
  6. Step 6: Final answer
    x = 1,540,194,859.80

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Double scale
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Similar ratio
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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.