Home / 291,395,061.95-437,319,254.09-203,384,827.55

Finding the Fourth Proportional to 291,395,061.95, 437,319,254.09 and 203,384,827.55

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Solution

The fourth proportional to 291,395,061.95, 437,319,254.09 and 203,384,827.55 is: 305,235,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,395,061.95 : 437,319,254.09 = 203,384,827.55 : x
  2. Step 2: Convert to fraction form
    291,395,061.95/437,319,254.09 = 203,384,827.55/x
  3. Step 3: Cross multiply
    291,395,061.95x = 437,319,254.09 × 203,384,827.55
  4. Step 4: Simplify right side
    291,395,061.95x = 88,944,101,075,390,288
  5. Step 5: Solve for x
    x = 88,944,101,075,390,288/291,395,061.95
  6. Step 6: Final answer
    x = 305,235,443.87

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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.