Home / 164,826,278.20-247,239,417.30-49,828,569.40

Finding the Fourth Proportional to 164,826,278.20, 247,239,417.30 and 49,828,569.40

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Solution

The fourth proportional to 164,826,278.20, 247,239,417.30 and 49,828,569.40 is: 74,742,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,826,278.20 : 247,239,417.30 = 49,828,569.40 : x
  2. Step 2: Convert to fraction form
    164,826,278.20/247,239,417.30 = 49,828,569.40/x
  3. Step 3: Cross multiply
    164,826,278.20x = 247,239,417.30 × 49,828,569.40
  4. Step 4: Simplify right side
    164,826,278.20x = 12,319,586,463,348,610
  5. Step 5: Solve for x
    x = 12,319,586,463,348,610/164,826,278.20
  6. Step 6: Final answer
    x = 74,742,854.10

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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.