Home / 291,500,068.43-402,270,113.48-159,341,588.46

Finding the Fourth Proportional to 291,500,068.43, 402,270,113.48 and 159,341,588.46

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Solution

The fourth proportional to 291,500,068.43, 402,270,113.48 and 159,341,588.46 is: 219,891,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,500,068.43 : 402,270,113.48 = 159,341,588.46 : x
  2. Step 2: Convert to fraction form
    291,500,068.43/402,270,113.48 = 159,341,588.46/x
  3. Step 3: Cross multiply
    291,500,068.43x = 402,270,113.48 × 159,341,588.46
  4. Step 4: Simplify right side
    291,500,068.43x = 64,098,358,871,090,960
  5. Step 5: Solve for x
    x = 64,098,358,871,090,960/291,500,068.43
  6. Step 6: Final answer
    x = 219,891,402.48

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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.