Home / 144,713,603.84-216,893,786.88-67,934,140.16

Finding the Fourth Proportional to 144,713,603.84, 216,893,786.88 and 67,934,140.16

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Solution

The fourth proportional to 144,713,603.84, 216,893,786.88 and 67,934,140.16 is: 101,818,298.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,713,603.84 : 216,893,786.88 = 67,934,140.16 : x
  2. Step 2: Convert to fraction form
    144,713,603.84/216,893,786.88 = 67,934,140.16/x
  3. Step 3: Cross multiply
    144,713,603.84x = 216,893,786.88 × 67,934,140.16
  4. Step 4: Simplify right side
    144,713,603.84x = 14,734,492,917,739,088
  5. Step 5: Solve for x
    x = 14,734,492,917,739,088/144,713,603.84
  6. Step 6: Final answer
    x = 101,818,298.53

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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.