Home / 153,718,196.70-230,392,041.88-70,605,259.01

Finding the Fourth Proportional to 153,718,196.70, 230,392,041.88 and 70,605,259.01

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Solution

The fourth proportional to 153,718,196.70, 230,392,041.88 and 70,605,259.01 is: 105,822,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,718,196.70 : 230,392,041.88 = 70,605,259.01 : x
  2. Step 2: Convert to fraction form
    153,718,196.70/230,392,041.88 = 70,605,259.01/x
  3. Step 3: Cross multiply
    153,718,196.70x = 230,392,041.88 × 70,605,259.01
  4. Step 4: Simplify right side
    153,718,196.70x = 16,266,889,790,780,168
  5. Step 5: Solve for x
    x = 16,266,889,790,780,168/153,718,196.70
  6. Step 6: Final answer
    x = 105,822,798.73

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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.