Home / 189,292,214.90-283,938,322.35-156,980,602.10

Finding the Fourth Proportional to 189,292,214.90, 283,938,322.35 and 156,980,602.10

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Solution

The fourth proportional to 189,292,214.90, 283,938,322.35 and 156,980,602.10 is: 235,470,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,292,214.90 : 283,938,322.35 = 156,980,602.10 : x
  2. Step 2: Convert to fraction form
    189,292,214.90/283,938,322.35 = 156,980,602.10/x
  3. Step 3: Cross multiply
    189,292,214.90x = 283,938,322.35 × 156,980,602.10
  4. Step 4: Simplify right side
    189,292,214.90x = 44,572,808,801,766,888
  5. Step 5: Solve for x
    x = 44,572,808,801,766,888/189,292,214.90
  6. Step 6: Final answer
    x = 235,470,903.15

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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.