Home / 162,677,567.03-224,412,032.72-103,878,409.91

Finding the Fourth Proportional to 162,677,567.03, 224,412,032.72 and 103,878,409.91

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Solution

The fourth proportional to 162,677,567.03, 224,412,032.72 and 103,878,409.91 is: 143,299,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,677,567.03 : 224,412,032.72 = 103,878,409.91 : x
  2. Step 2: Convert to fraction form
    162,677,567.03/224,412,032.72 = 103,878,409.91/x
  3. Step 3: Cross multiply
    162,677,567.03x = 224,412,032.72 × 103,878,409.91
  4. Step 4: Simplify right side
    162,677,567.03x = 23,311,565,122,762,128
  5. Step 5: Solve for x
    x = 23,311,565,122,762,128/162,677,567.03
  6. Step 6: Final answer
    x = 143,299,199.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.