Home / 57,202,357.40-85,803,536.10-30,328,501.40

Finding the Fourth Proportional to 57,202,357.40, 85,803,536.10 and 30,328,501.40

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Solution

The fourth proportional to 57,202,357.40, 85,803,536.10 and 30,328,501.40 is: 45,492,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202,357.40 : 85,803,536.10 = 30,328,501.40 : x
  2. Step 2: Convert to fraction form
    57,202,357.40/85,803,536.10 = 30,328,501.40/x
  3. Step 3: Cross multiply
    57,202,357.40x = 85,803,536.10 × 30,328,501.40
  4. Step 4: Simplify right side
    57,202,357.40x = 2,602,292,664,733,800
  5. Step 5: Solve for x
    x = 2,602,292,664,733,800/57,202,357.40
  6. Step 6: Final answer
    x = 45,492,752.10

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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.