Home / 153,718,187.90-230,392,028.71-70,605,250.23

Finding the Fourth Proportional to 153,718,187.90, 230,392,028.71 and 70,605,250.23

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Solution

The fourth proportional to 153,718,187.90, 230,392,028.71 and 70,605,250.23 is: 105,822,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,718,187.90 : 230,392,028.71 = 70,605,250.23 : x
  2. Step 2: Convert to fraction form
    153,718,187.90/230,392,028.71 = 70,605,250.23/x
  3. Step 3: Cross multiply
    153,718,187.90x = 230,392,028.71 × 70,605,250.23
  4. Step 4: Simplify right side
    153,718,187.90x = 16,266,886,837,075,536
  5. Step 5: Solve for x
    x = 16,266,886,837,075,536/153,718,187.90
  6. Step 6: Final answer
    x = 105,822,785.57

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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.