Home / 918,799,366,051.15-1,268,054,309,590.70-522,932,663,726.10

Finding the Fourth Proportional to 918,799,366,051.15, 1,268,054,309,590.70 and 522,932,663,726.10

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Solution

The fourth proportional to 918,799,366,051.15, 1,268,054,309,590.70 and 522,932,663,726.10 is: 721,710,356,324.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,799,366,051.15 : 1,268,054,309,590.70 = 522,932,663,726.10 : x
  2. Step 2: Convert to fraction form
    918,799,366,051.15/1,268,054,309,590.70 = 522,932,663,726.10/x
  3. Step 3: Cross multiply
    918,799,366,051.15x = 1,268,054,309,590.70 × 522,932,663,726.10
  4. Step 4: Simplify right side
    918,799,366,051.15x = 663,107,017,863,625,307,062,272
  5. Step 5: Solve for x
    x = 663,107,017,863,625,307,062,272/918,799,366,051.15
  6. Step 6: Final answer
    x = 721,710,356,324.64

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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.