Home / 1,106,402,721.30-1,526,922,792.27-630,113,229.18

Finding the Fourth Proportional to 1,106,402,721.30, 1,526,922,792.27 and 630,113,229.18

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Solution

The fourth proportional to 1,106,402,721.30, 1,526,922,792.27 and 630,113,229.18 is: 869,605,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,402,721.30 : 1,526,922,792.27 = 630,113,229.18 : x
  2. Step 2: Convert to fraction form
    1,106,402,721.30/1,526,922,792.27 = 630,113,229.18/x
  3. Step 3: Cross multiply
    1,106,402,721.30x = 1,526,922,792.27 × 630,113,229.18
  4. Step 4: Simplify right side
    1,106,402,721.30x = 962,134,251,345,792,000
  5. Step 5: Solve for x
    x = 962,134,251,345,792,000/1,106,402,721.30
  6. Step 6: Final answer
    x = 869,605,825.10

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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.