Home / 72,266,210,118.97-99,730,061,387.18-43,335,110,293.66

Finding the Fourth Proportional to 72,266,210,118.97, 99,730,061,387.18 and 43,335,110,293.66

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Solution

The fourth proportional to 72,266,210,118.97, 99,730,061,387.18 and 43,335,110,293.66 is: 59,804,066,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,266,210,118.97 : 99,730,061,387.18 = 43,335,110,293.66 : x
  2. Step 2: Convert to fraction form
    72,266,210,118.97/99,730,061,387.18 = 43,335,110,293.66/x
  3. Step 3: Cross multiply
    72,266,210,118.97x = 99,730,061,387.18 × 43,335,110,293.66
  4. Step 4: Simplify right side
    72,266,210,118.97x = 4,321,813,209,806,927,822,848
  5. Step 5: Solve for x
    x = 4,321,813,209,806,927,822,848/72,266,210,118.97
  6. Step 6: Final answer
    x = 59,804,066,142.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.