Home / 1,026,541,658.34-1,539,197,557.38-326,731,510.62

Finding the Fourth Proportional to 1,026,541,658.34, 1,539,197,557.38 and 326,731,510.62

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Solution

The fourth proportional to 1,026,541,658.34, 1,539,197,557.38 and 326,731,510.62 is: 489,901,543.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,541,658.34 : 1,539,197,557.38 = 326,731,510.62 : x
  2. Step 2: Convert to fraction form
    1,026,541,658.34/1,539,197,557.38 = 326,731,510.62/x
  3. Step 3: Cross multiply
    1,026,541,658.34x = 1,539,197,557.38 × 326,731,510.62
  4. Step 4: Simplify right side
    1,026,541,658.34x = 502,904,343,065,381,568
  5. Step 5: Solve for x
    x = 502,904,343,065,381,568/1,026,541,658.34
  6. Step 6: Final answer
    x = 489,901,543.67

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Double scale
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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.