Home / 191,387,068.96-286,660,622.44-158,221,756.52

Finding the Fourth Proportional to 191,387,068.96, 286,660,622.44 and 158,221,756.52

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Solution

The fourth proportional to 191,387,068.96, 286,660,622.44 and 158,221,756.52 is: 236,985,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,387,068.96 : 286,660,622.44 = 158,221,756.52 : x
  2. Step 2: Convert to fraction form
    191,387,068.96/286,660,622.44 = 158,221,756.52/x
  3. Step 3: Cross multiply
    191,387,068.96x = 286,660,622.44 × 158,221,756.52
  4. Step 4: Simplify right side
    191,387,068.96x = 45,355,947,207,573,328
  5. Step 5: Solve for x
    x = 45,355,947,207,573,328/191,387,068.96
  6. Step 6: Final answer
    x = 236,985,431.95

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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.