Home / 134,140,693.60-201,210,789.12-42,031,483.12

Finding the Fourth Proportional to 134,140,693.60, 201,210,789.12 and 42,031,483.12

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Solution

The fourth proportional to 134,140,693.60, 201,210,789.12 and 42,031,483.12 is: 63,047,145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,140,693.60 : 201,210,789.12 = 42,031,483.12 : x
  2. Step 2: Convert to fraction form
    134,140,693.60/201,210,789.12 = 42,031,483.12/x
  3. Step 3: Cross multiply
    134,140,693.60x = 201,210,789.12 × 42,031,483.12
  4. Step 4: Simplify right side
    134,140,693.60x = 8,457,187,886,459,159
  5. Step 5: Solve for x
    x = 8,457,187,886,459,159/134,140,693.60
  6. Step 6: Final answer
    x = 63,047,145.94

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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.