Home / 119,320,543.04-164,674,983.84-72,937,947.20

Finding the Fourth Proportional to 119,320,543.04, 164,674,983.84 and 72,937,947.20

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Solution

The fourth proportional to 119,320,543.04, 164,674,983.84 and 72,937,947.20 is: 100,662,090.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,320,543.04 : 164,674,983.84 = 72,937,947.20 : x
  2. Step 2: Convert to fraction form
    119,320,543.04/164,674,983.84 = 72,937,947.20/x
  3. Step 3: Cross multiply
    119,320,543.04x = 164,674,983.84 × 72,937,947.20
  4. Step 4: Simplify right side
    119,320,543.04x = 12,011,055,276,482,774
  5. Step 5: Solve for x
    x = 12,011,055,276,482,774/119,320,543.04
  6. Step 6: Final answer
    x = 100,662,090.29

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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.