Home / 170,328,017.40-255,492,026.10-61,205,465.40

Finding the Fourth Proportional to 170,328,017.40, 255,492,026.10 and 61,205,465.40

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Solution

The fourth proportional to 170,328,017.40, 255,492,026.10 and 61,205,465.40 is: 91,808,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,328,017.40 : 255,492,026.10 = 61,205,465.40 : x
  2. Step 2: Convert to fraction form
    170,328,017.40/255,492,026.10 = 61,205,465.40/x
  3. Step 3: Cross multiply
    170,328,017.40x = 255,492,026.10 × 61,205,465.40
  4. Step 4: Simplify right side
    170,328,017.40x = 15,637,508,363,439,446
  5. Step 5: Solve for x
    x = 15,637,508,363,439,446/170,328,017.40
  6. Step 6: Final answer
    x = 91,808,198.10

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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.