Home / 6,403,953,544.29-8,836,973,374.19-3,897,550,242.45

Finding the Fourth Proportional to 6,403,953,544.29, 8,836,973,374.19 and 3,897,550,242.45

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Solution

The fourth proportional to 6,403,953,544.29, 8,836,973,374.19 and 3,897,550,242.45 is: 5,378,325,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,953,544.29 : 8,836,973,374.19 = 3,897,550,242.45 : x
  2. Step 2: Convert to fraction form
    6,403,953,544.29/8,836,973,374.19 = 3,897,550,242.45/x
  3. Step 3: Cross multiply
    6,403,953,544.29x = 8,836,973,374.19 × 3,897,550,242.45
  4. Step 4: Simplify right side
    6,403,953,544.29x = 34,442,547,717,078,937,600
  5. Step 5: Solve for x
    x = 34,442,547,717,078,937,600/6,403,953,544.29
  6. Step 6: Final answer
    x = 5,378,325,666.93

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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.