Home / 1,657,498,139.68-2,287,401,570.48-904,851,446.80

Finding the Fourth Proportional to 1,657,498,139.68, 2,287,401,570.48 and 904,851,446.80

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Solution

The fourth proportional to 1,657,498,139.68, 2,287,401,570.48 and 904,851,446.80 is: 1,248,724,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,498,139.68 : 2,287,401,570.48 = 904,851,446.80 : x
  2. Step 2: Convert to fraction form
    1,657,498,139.68/2,287,401,570.48 = 904,851,446.80/x
  3. Step 3: Cross multiply
    1,657,498,139.68x = 2,287,401,570.48 × 904,851,446.80
  4. Step 4: Simplify right side
    1,657,498,139.68x = 2,069,758,620,461,420,032
  5. Step 5: Solve for x
    x = 2,069,758,620,461,420,032/1,657,498,139.68
  6. Step 6: Final answer
    x = 1,248,724,551.12

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Double scale
Find fourth proportional to 1,657,498,140.68, 2,287,401,571.86 and 904,851,447.80
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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.