Home / 209,443,038,050.80-314,208,679,655.40-67,941,410,852.08

Finding the Fourth Proportional to 209,443,038,050.80, 314,208,679,655.40 and 67,941,410,852.08

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Solution

The fourth proportional to 209,443,038,050.80, 314,208,679,655.40 and 67,941,410,852.08 is: 101,926,429,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,443,038,050.80 : 314,208,679,655.40 = 67,941,410,852.08 : x
  2. Step 2: Convert to fraction form
    209,443,038,050.80/314,208,679,655.40 = 67,941,410,852.08/x
  3. Step 3: Cross multiply
    209,443,038,050.80x = 314,208,679,655.40 × 67,941,410,852.08
  4. Step 4: Simplify right side
    209,443,038,050.80x = 21,347,780,997,757,125,263,360
  5. Step 5: Solve for x
    x = 21,347,780,997,757,125,263,360/209,443,038,050.80
  6. Step 6: Final answer
    x = 101,926,429,240.29

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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.