Home / 1,140,914,280.71-1,712,007,284.03-616,272,809.51

Finding the Fourth Proportional to 1,140,914,280.71, 1,712,007,284.03 and 616,272,809.51

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Solution

The fourth proportional to 1,140,914,280.71, 1,712,007,284.03 and 616,272,809.51 is: 924,752,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,914,280.71 : 1,712,007,284.03 = 616,272,809.51 : x
  2. Step 2: Convert to fraction form
    1,140,914,280.71/1,712,007,284.03 = 616,272,809.51/x
  3. Step 3: Cross multiply
    1,140,914,280.71x = 1,712,007,284.03 × 616,272,809.51
  4. Step 4: Simplify right side
    1,140,914,280.71x = 1,055,063,538,819,111,296
  5. Step 5: Solve for x
    x = 1,055,063,538,819,111,296/1,140,914,280.71
  6. Step 6: Final answer
    x = 924,752,680.08

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Double scale
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1.5x scale

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.