Home / 156,927,718.02-216,590,233.65-103,910,915.12

Finding the Fourth Proportional to 156,927,718.02, 216,590,233.65 and 103,910,915.12

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Solution

The fourth proportional to 156,927,718.02, 216,590,233.65 and 103,910,915.12 is: 143,416,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,927,718.02 : 216,590,233.65 = 103,910,915.12 : x
  2. Step 2: Convert to fraction form
    156,927,718.02/216,590,233.65 = 103,910,915.12/x
  3. Step 3: Cross multiply
    156,927,718.02x = 216,590,233.65 × 103,910,915.12
  4. Step 4: Simplify right side
    156,927,718.02x = 22,506,089,384,626,120
  5. Step 5: Solve for x
    x = 22,506,089,384,626,120/156,927,718.02
  6. Step 6: Final answer
    x = 143,416,916.20

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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.