Home / 156,833,157.60-235,249,736.40-149,778,770.40

Finding the Fourth Proportional to 156,833,157.60, 235,249,736.40 and 149,778,770.40

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Solution

The fourth proportional to 156,833,157.60, 235,249,736.40 and 149,778,770.40 is: 224,668,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,833,157.60 : 235,249,736.40 = 149,778,770.40 : x
  2. Step 2: Convert to fraction form
    156,833,157.60/235,249,736.40 = 149,778,770.40/x
  3. Step 3: Cross multiply
    156,833,157.60x = 235,249,736.40 × 149,778,770.40
  4. Step 4: Simplify right side
    156,833,157.60x = 35,235,416,254,916,124
  5. Step 5: Solve for x
    x = 35,235,416,254,916,124/156,833,157.60
  6. Step 6: Final answer
    x = 224,668,155.60

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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.