Home / 564,386,017.95-846,249,533.51-218,935,983.51

Finding the Fourth Proportional to 564,386,017.95, 846,249,533.51 and 218,935,983.51

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Solution

The fourth proportional to 564,386,017.95, 846,249,533.51 and 218,935,983.51 is: 328,276,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,386,017.95 : 846,249,533.51 = 218,935,983.51 : x
  2. Step 2: Convert to fraction form
    564,386,017.95/846,249,533.51 = 218,935,983.51/x
  3. Step 3: Cross multiply
    564,386,017.95x = 846,249,533.51 × 218,935,983.51
  4. Step 4: Simplify right side
    564,386,017.95x = 185,274,473,912,795,872
  5. Step 5: Solve for x
    x = 185,274,473,912,795,872/564,386,017.95
  6. Step 6: Final answer
    x = 328,276,158.55

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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.