Home / 836,881,891.61-1,154,868,030.14-460,503,282.24

Finding the Fourth Proportional to 836,881,891.61, 1,154,868,030.14 and 460,503,282.24

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Solution

The fourth proportional to 836,881,891.61, 1,154,868,030.14 and 460,503,282.24 is: 635,478,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,881,891.61 : 1,154,868,030.14 = 460,503,282.24 : x
  2. Step 2: Convert to fraction form
    836,881,891.61/1,154,868,030.14 = 460,503,282.24/x
  3. Step 3: Cross multiply
    836,881,891.61x = 1,154,868,030.14 × 460,503,282.24
  4. Step 4: Simplify right side
    836,881,891.61x = 531,820,518,431,210,752
  5. Step 5: Solve for x
    x = 531,820,518,431,210,752/836,881,891.61
  6. Step 6: Final answer
    x = 635,478,582.78

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1.5x scale

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.