Home / 9,370,591,781.90-12,931,654,587.44-5,141,502,549.72

Finding the Fourth Proportional to 9,370,591,781.90, 12,931,654,587.44 and 5,141,502,549.72

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Solution

The fourth proportional to 9,370,591,781.90, 12,931,654,587.44 and 5,141,502,549.72 is: 7,095,404,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370,591,781.90 : 12,931,654,587.44 = 5,141,502,549.72 : x
  2. Step 2: Convert to fraction form
    9,370,591,781.90/12,931,654,587.44 = 5,141,502,549.72/x
  3. Step 3: Cross multiply
    9,370,591,781.90x = 12,931,654,587.44 × 5,141,502,549.72
  4. Step 4: Simplify right side
    9,370,591,781.90x = 66,488,135,033,395,388,416
  5. Step 5: Solve for x
    x = 66,488,135,033,395,388,416/9,370,591,781.90
  6. Step 6: Final answer
    x = 7,095,404,066.35

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Double scale
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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.