Home / 156,519,217,688.40-234,778,826,532.60-38,743,389,032.40

Finding the Fourth Proportional to 156,519,217,688.40, 234,778,826,532.60 and 38,743,389,032.40

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Solution

The fourth proportional to 156,519,217,688.40, 234,778,826,532.60 and 38,743,389,032.40 is: 58,115,083,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,519,217,688.40 : 234,778,826,532.60 = 38,743,389,032.40 : x
  2. Step 2: Convert to fraction form
    156,519,217,688.40/234,778,826,532.60 = 38,743,389,032.40/x
  3. Step 3: Cross multiply
    156,519,217,688.40x = 234,778,826,532.60 × 38,743,389,032.40
  4. Step 4: Simplify right side
    156,519,217,688.40x = 9,096,127,412,922,878,001,152
  5. Step 5: Solve for x
    x = 9,096,127,412,922,878,001,152/156,519,217,688.40
  6. Step 6: Final answer
    x = 58,115,083,548.60

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1.5x scale

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.