Home / 144,303,320.10-216,433,984.95-42,056,696.10

Finding the Fourth Proportional to 144,303,320.10, 216,433,984.95 and 42,056,696.10

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Solution

The fourth proportional to 144,303,320.10, 216,433,984.95 and 42,056,696.10 is: 63,078,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,303,320.10 : 216,433,984.95 = 42,056,696.10 : x
  2. Step 2: Convert to fraction form
    144,303,320.10/216,433,984.95 = 42,056,696.10/x
  3. Step 3: Cross multiply
    144,303,320.10x = 216,433,984.95 × 42,056,696.10
  4. Step 4: Simplify right side
    144,303,320.10x = 9,102,498,330,754,124
  5. Step 5: Solve for x
    x = 9,102,498,330,754,124/144,303,320.10
  6. Step 6: Final answer
    x = 63,078,925.17

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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.