Home / 140,968,985.68-211,463,669.90-59,005,430.74

Finding the Fourth Proportional to 140,968,985.68, 211,463,669.90 and 59,005,430.74

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Solution

The fourth proportional to 140,968,985.68, 211,463,669.90 and 59,005,430.74 is: 88,512,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,968,985.68 : 211,463,669.90 = 59,005,430.74 : x
  2. Step 2: Convert to fraction form
    140,968,985.68/211,463,669.90 = 59,005,430.74/x
  3. Step 3: Cross multiply
    140,968,985.68x = 211,463,669.90 × 59,005,430.74
  4. Step 4: Simplify right side
    140,968,985.68x = 12,477,504,928,310,674
  5. Step 5: Solve for x
    x = 12,477,504,928,310,674/140,968,985.68
  6. Step 6: Final answer
    x = 88,512,411.92

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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.