Home / 201,781,831.40-302,672,747.10-56,237,856.20

Finding the Fourth Proportional to 201,781,831.40, 302,672,747.10 and 56,237,856.20

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Solution

The fourth proportional to 201,781,831.40, 302,672,747.10 and 56,237,856.20 is: 84,356,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,781,831.40 : 302,672,747.10 = 56,237,856.20 : x
  2. Step 2: Convert to fraction form
    201,781,831.40/302,672,747.10 = 56,237,856.20/x
  3. Step 3: Cross multiply
    201,781,831.40x = 302,672,747.10 × 56,237,856.20
  4. Step 4: Simplify right side
    201,781,831.40x = 17,021,666,427,068,770
  5. Step 5: Solve for x
    x = 17,021,666,427,068,770/201,781,831.40
  6. Step 6: Final answer
    x = 84,356,784.30

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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.