Home / 55,186,770.60-82,709,297.10-42,343,613.10

Finding the Fourth Proportional to 55,186,770.60, 82,709,297.10 and 42,343,613.10

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Solution

The fourth proportional to 55,186,770.60, 82,709,297.10 and 42,343,613.10 is: 63,461,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,186,770.60 : 82,709,297.10 = 42,343,613.10 : x
  2. Step 2: Convert to fraction form
    55,186,770.60/82,709,297.10 = 42,343,613.10/x
  3. Step 3: Cross multiply
    55,186,770.60x = 82,709,297.10 × 42,343,613.10
  4. Step 4: Simplify right side
    55,186,770.60x = 3,502,210,476,175,352
  5. Step 5: Solve for x
    x = 3,502,210,476,175,352/55,186,770.60
  6. Step 6: Final answer
    x = 63,461,051.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.