Home / 453,941,066.40-680,911,599.60-181,353,904.80

Finding the Fourth Proportional to 453,941,066.40, 680,911,599.60 and 181,353,904.80

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Solution

The fourth proportional to 453,941,066.40, 680,911,599.60 and 181,353,904.80 is: 272,030,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,941,066.40 : 680,911,599.60 = 181,353,904.80 : x
  2. Step 2: Convert to fraction form
    453,941,066.40/680,911,599.60 = 181,353,904.80/x
  3. Step 3: Cross multiply
    453,941,066.40x = 680,911,599.60 × 181,353,904.80
  4. Step 4: Simplify right side
    453,941,066.40x = 123,485,977,411,074,128
  5. Step 5: Solve for x
    x = 123,485,977,411,074,128/453,941,066.40
  6. Step 6: Final answer
    x = 272,030,857.20

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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.