Home / 209,953,856.70-314,818,810.65-88,648,256.70

Finding the Fourth Proportional to 209,953,856.70, 314,818,810.65 and 88,648,256.70

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Solution

The fourth proportional to 209,953,856.70, 314,818,810.65 and 88,648,256.70 is: 132,925,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,856.70 : 314,818,810.65 = 88,648,256.70 : x
  2. Step 2: Convert to fraction form
    209,953,856.70/314,818,810.65 = 88,648,256.70/x
  3. Step 3: Cross multiply
    209,953,856.70x = 314,818,810.65 × 88,648,256.70
  4. Step 4: Simplify right side
    209,953,856.70x = 27,908,138,740,489,892
  5. Step 5: Solve for x
    x = 27,908,138,740,489,892/209,953,856.70
  6. Step 6: Final answer
    x = 132,925,106.40

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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.