Home / 6,390,128,039.03-8,818,207,536.18-3,570,759,132.29

Finding the Fourth Proportional to 6,390,128,039.03, 8,818,207,536.18 and 3,570,759,132.29

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Solution

The fourth proportional to 6,390,128,039.03, 8,818,207,536.18 and 3,570,759,132.29 is: 4,927,553,078.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,128,039.03 : 8,818,207,536.18 = 3,570,759,132.29 : x
  2. Step 2: Convert to fraction form
    6,390,128,039.03/8,818,207,536.18 = 3,570,759,132.29/x
  3. Step 3: Cross multiply
    6,390,128,039.03x = 8,818,207,536.18 × 3,570,759,132.29
  4. Step 4: Simplify right side
    6,390,128,039.03x = 31,487,695,090,246,217,728
  5. Step 5: Solve for x
    x = 31,487,695,090,246,217,728/6,390,128,039.03
  6. Step 6: Final answer
    x = 4,927,553,078.43

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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.