Home / 70,613,902,954.04-97,447,158,095.96-38,499,291,346.72

Finding the Fourth Proportional to 70,613,902,954.04, 97,447,158,095.96 and 38,499,291,346.72

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Solution

The fourth proportional to 70,613,902,954.04, 97,447,158,095.96 and 38,499,291,346.72 is: 53,129,006,803.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,613,902,954.04 : 97,447,158,095.96 = 38,499,291,346.72 : x
  2. Step 2: Convert to fraction form
    70,613,902,954.04/97,447,158,095.96 = 38,499,291,346.72/x
  3. Step 3: Cross multiply
    70,613,902,954.04x = 97,447,158,095.96 × 38,499,291,346.72
  4. Step 4: Simplify right side
    70,613,902,954.04x = 3,751,646,530,446,248,902,656
  5. Step 5: Solve for x
    x = 3,751,646,530,446,248,902,656/70,613,902,954.04
  6. Step 6: Final answer
    x = 53,129,006,803.21

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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.