Home / 159,426,688.60-239,140,032.90-105,007,130.20

Finding the Fourth Proportional to 159,426,688.60, 239,140,032.90 and 105,007,130.20

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Solution

The fourth proportional to 159,426,688.60, 239,140,032.90 and 105,007,130.20 is: 157,510,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,426,688.60 : 239,140,032.90 = 105,007,130.20 : x
  2. Step 2: Convert to fraction form
    159,426,688.60/239,140,032.90 = 105,007,130.20/x
  3. Step 3: Cross multiply
    159,426,688.60x = 239,140,032.90 × 105,007,130.20
  4. Step 4: Simplify right side
    159,426,688.60x = 25,111,408,570,762,584
  5. Step 5: Solve for x
    x = 25,111,408,570,762,584/159,426,688.60
  6. Step 6: Final answer
    x = 157,510,695.30

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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.