Home / 1,010,980,598.40-1,516,470,897.60-847,721,923.20

Finding the Fourth Proportional to 1,010,980,598.40, 1,516,470,897.60 and 847,721,923.20

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Solution

The fourth proportional to 1,010,980,598.40, 1,516,470,897.60 and 847,721,923.20 is: 1,271,582,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,980,598.40 : 1,516,470,897.60 = 847,721,923.20 : x
  2. Step 2: Convert to fraction form
    1,010,980,598.40/1,516,470,897.60 = 847,721,923.20/x
  3. Step 3: Cross multiply
    1,010,980,598.40x = 1,516,470,897.60 × 847,721,923.20
  4. Step 4: Simplify right side
    1,010,980,598.40x = 1,285,545,625,790,302,208
  5. Step 5: Solve for x
    x = 1,285,545,625,790,302,208/1,010,980,598.40
  6. Step 6: Final answer
    x = 1,271,582,884.80

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Double scale
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Similar ratio
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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.