Home / 152,187,852.04-208,727,918.21-145,938,050.44

Finding the Fourth Proportional to 152,187,852.04, 208,727,918.21 and 145,938,050.44

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Solution

The fourth proportional to 152,187,852.04, 208,727,918.21 and 145,938,050.44 is: 200,156,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,187,852.04 : 208,727,918.21 = 145,938,050.44 : x
  2. Step 2: Convert to fraction form
    152,187,852.04/208,727,918.21 = 145,938,050.44/x
  3. Step 3: Cross multiply
    152,187,852.04x = 208,727,918.21 × 145,938,050.44
  4. Step 4: Simplify right side
    152,187,852.04x = 30,461,345,455,967,176
  5. Step 5: Solve for x
    x = 30,461,345,455,967,176/152,187,852.04
  6. Step 6: Final answer
    x = 200,156,221.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.