Home / 235,938,970.16-325,462,443.72-147,679,742

Finding the Fourth Proportional to 235,938,970.16, 325,462,443.72 and 147,679,742

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Solution

The fourth proportional to 235,938,970.16, 325,462,443.72 and 147,679,742 is: 203,714,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,938,970.16 : 325,462,443.72 = 147,679,742 : x
  2. Step 2: Convert to fraction form
    235,938,970.16/325,462,443.72 = 147,679,742/x
  3. Step 3: Cross multiply
    235,938,970.16x = 325,462,443.72 × 147,679,742
  4. Step 4: Simplify right side
    235,938,970.16x = 48,064,209,719,259,128
  5. Step 5: Solve for x
    x = 48,064,209,719,259,128/235,938,970.16
  6. Step 6: Final answer
    x = 203,714,586.39

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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.