Home / 370,457,438.50-555,544,907.42-124,748,103.32

Finding the Fourth Proportional to 370,457,438.50, 555,544,907.42 and 124,748,103.32

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Solution

The fourth proportional to 370,457,438.50, 555,544,907.42 and 124,748,103.32 is: 187,074,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,457,438.50 : 555,544,907.42 = 124,748,103.32 : x
  2. Step 2: Convert to fraction form
    370,457,438.50/555,544,907.42 = 124,748,103.32/x
  3. Step 3: Cross multiply
    370,457,438.50x = 555,544,907.42 × 124,748,103.32
  4. Step 4: Simplify right side
    370,457,438.50x = 69,303,173,506,328,520
  5. Step 5: Solve for x
    x = 69,303,173,506,328,520/370,457,438.50
  6. Step 6: Final answer
    x = 187,074,590.23

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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.