Home / 109,859,259.34-164,696,210.79-90,429,444.23

Finding the Fourth Proportional to 109,859,259.34, 164,696,210.79 and 90,429,444.23

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Solution

The fourth proportional to 109,859,259.34, 164,696,210.79 and 90,429,444.23 is: 135,567,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,859,259.34 : 164,696,210.79 = 90,429,444.23 : x
  2. Step 2: Convert to fraction form
    109,859,259.34/164,696,210.79 = 90,429,444.23/x
  3. Step 3: Cross multiply
    109,859,259.34x = 164,696,210.79 × 90,429,444.23
  4. Step 4: Simplify right side
    109,859,259.34x = 14,893,386,808,526,630
  5. Step 5: Solve for x
    x = 14,893,386,808,526,630/109,859,259.34
  6. Step 6: Final answer
    x = 135,567,879.28

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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.