Home / 191,736,700.35-287,605,050.53-159,850,240.35

Finding the Fourth Proportional to 191,736,700.35, 287,605,050.53 and 159,850,240.35

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Solution

The fourth proportional to 191,736,700.35, 287,605,050.53 and 159,850,240.35 is: 239,775,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,736,700.35 : 287,605,050.53 = 159,850,240.35 : x
  2. Step 2: Convert to fraction form
    191,736,700.35/287,605,050.53 = 159,850,240.35/x
  3. Step 3: Cross multiply
    191,736,700.35x = 287,605,050.53 × 159,850,240.35
  4. Step 4: Simplify right side
    191,736,700.35x = 45,973,736,452,295,136
  5. Step 5: Solve for x
    x = 45,973,736,452,295,136/191,736,700.35
  6. Step 6: Final answer
    x = 239,775,360.53

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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.