Home / 1,010,938,233.18-1,395,068,000.51-564,905,261.61

Finding the Fourth Proportional to 1,010,938,233.18, 1,395,068,000.51 and 564,905,261.61

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Solution

The fourth proportional to 1,010,938,233.18, 1,395,068,000.51 and 564,905,261.61 is: 779,554,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,938,233.18 : 1,395,068,000.51 = 564,905,261.61 : x
  2. Step 2: Convert to fraction form
    1,010,938,233.18/1,395,068,000.51 = 564,905,261.61/x
  3. Step 3: Cross multiply
    1,010,938,233.18x = 1,395,068,000.51 × 564,905,261.61
  4. Step 4: Simplify right side
    1,010,938,233.18x = 788,081,253,789,016,704
  5. Step 5: Solve for x
    x = 788,081,253,789,016,704/1,010,938,233.18
  6. Step 6: Final answer
    x = 779,554,307.00

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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.