Home / 155,139,426.30-232,709,139.45-152,871,944.70

Finding the Fourth Proportional to 155,139,426.30, 232,709,139.45 and 152,871,944.70

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Solution

The fourth proportional to 155,139,426.30, 232,709,139.45 and 152,871,944.70 is: 229,307,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,139,426.30 : 232,709,139.45 = 152,871,944.70 : x
  2. Step 2: Convert to fraction form
    155,139,426.30/232,709,139.45 = 152,871,944.70/x
  3. Step 3: Cross multiply
    155,139,426.30x = 232,709,139.45 × 152,871,944.70
  4. Step 4: Simplify right side
    155,139,426.30x = 35,574,698,697,184,984
  5. Step 5: Solve for x
    x = 35,574,698,697,184,984/155,139,426.30
  6. Step 6: Final answer
    x = 229,307,917.05

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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.