Home / 1,330,252,928.61-1,834,884,059.25-853,187,656.26

Finding the Fourth Proportional to 1,330,252,928.61, 1,834,884,059.25 and 853,187,656.26

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Solution

The fourth proportional to 1,330,252,928.61, 1,834,884,059.25 and 853,187,656.26 is: 1,176,844,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,252,928.61 : 1,834,884,059.25 = 853,187,656.26 : x
  2. Step 2: Convert to fraction form
    1,330,252,928.61/1,834,884,059.25 = 853,187,656.26/x
  3. Step 3: Cross multiply
    1,330,252,928.61x = 1,834,884,059.25 × 853,187,656.26
  4. Step 4: Simplify right side
    1,330,252,928.61x = 1,565,500,430,020,342,528
  5. Step 5: Solve for x
    x = 1,565,500,430,020,342,528/1,330,252,928.61
  6. Step 6: Final answer
    x = 1,176,844,189.82

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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.