Home / 537,178,659.81-805,767,937.77-149,001,507.08

Finding the Fourth Proportional to 537,178,659.81, 805,767,937.77 and 149,001,507.08

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Solution

The fourth proportional to 537,178,659.81, 805,767,937.77 and 149,001,507.08 is: 223,502,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,178,659.81 : 805,767,937.77 = 149,001,507.08 : x
  2. Step 2: Convert to fraction form
    537,178,659.81/805,767,937.77 = 149,001,507.08/x
  3. Step 3: Cross multiply
    537,178,659.81x = 805,767,937.77 × 149,001,507.08
  4. Step 4: Simplify right side
    537,178,659.81x = 120,060,637,087,046,832
  5. Step 5: Solve for x
    x = 120,060,637,087,046,832/537,178,659.81
  6. Step 6: Final answer
    x = 223,502,246.22

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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.