Home / 9,920,670,892.38-13,690,501,862.27-5,404,587,055.52

Finding the Fourth Proportional to 9,920,670,892.38, 13,690,501,862.27 and 5,404,587,055.52

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Solution

The fourth proportional to 9,920,670,892.38, 13,690,501,862.27 and 5,404,587,055.52 is: 7,458,317,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,670,892.38 : 13,690,501,862.27 = 5,404,587,055.52 : x
  2. Step 2: Convert to fraction form
    9,920,670,892.38/13,690,501,862.27 = 5,404,587,055.52/x
  3. Step 3: Cross multiply
    9,920,670,892.38x = 13,690,501,862.27 × 5,404,587,055.52
  4. Step 4: Simplify right side
    9,920,670,892.38x = 73,991,509,148,301,426,688
  5. Step 5: Solve for x
    x = 73,991,509,148,301,426,688/9,920,670,892.38
  6. Step 6: Final answer
    x = 7,458,317,078.65

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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.