Home / 144,241,420,801.47-216,362,137,928.13-98,817,337,017.45

Finding the Fourth Proportional to 144,241,420,801.47, 216,362,137,928.13 and 98,817,337,017.45

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Solution

The fourth proportional to 144,241,420,801.47, 216,362,137,928.13 and 98,817,337,017.45 is: 148,226,010,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,241,420,801.47 : 216,362,137,928.13 = 98,817,337,017.45 : x
  2. Step 2: Convert to fraction form
    144,241,420,801.47/216,362,137,928.13 = 98,817,337,017.45/x
  3. Step 3: Cross multiply
    144,241,420,801.47x = 216,362,137,928.13 × 98,817,337,017.45
  4. Step 4: Simplify right side
    144,241,420,801.47x = 21,380,330,301,460,022,558,720
  5. Step 5: Solve for x
    x = 21,380,330,301,460,022,558,720/144,241,420,801.47
  6. Step 6: Final answer
    x = 148,226,010,133.99

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1.5x scale

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.