Home / 374,069,947.80-561,104,921.70-115,262,117.40

Finding the Fourth Proportional to 374,069,947.80, 561,104,921.70 and 115,262,117.40

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Solution

The fourth proportional to 374,069,947.80, 561,104,921.70 and 115,262,117.40 is: 172,893,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,069,947.80 : 561,104,921.70 = 115,262,117.40 : x
  2. Step 2: Convert to fraction form
    374,069,947.80/561,104,921.70 = 115,262,117.40/x
  3. Step 3: Cross multiply
    374,069,947.80x = 561,104,921.70 × 115,262,117.40
  4. Step 4: Simplify right side
    374,069,947.80x = 64,674,141,358,703,216
  5. Step 5: Solve for x
    x = 64,674,141,358,703,216/374,069,947.80
  6. Step 6: Final answer
    x = 172,893,176.10

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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.