Home / 1,244,368,677.40-1,866,299,646.18-457,151,764.36

Finding the Fourth Proportional to 1,244,368,677.40, 1,866,299,646.18 and 457,151,764.36

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Solution

The fourth proportional to 1,244,368,677.40, 1,866,299,646.18 and 457,151,764.36 is: 685,634,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,368,677.40 : 1,866,299,646.18 = 457,151,764.36 : x
  2. Step 2: Convert to fraction form
    1,244,368,677.40/1,866,299,646.18 = 457,151,764.36/x
  3. Step 3: Cross multiply
    1,244,368,677.40x = 1,866,299,646.18 × 457,151,764.36
  4. Step 4: Simplify right side
    1,244,368,677.40x = 853,182,176,075,630,848
  5. Step 5: Solve for x
    x = 853,182,176,075,630,848/1,244,368,677.40
  6. Step 6: Final answer
    x = 685,634,564.39

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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.