Home / 85,636,747.98-118,178,829.12-46,478,525.22

Finding the Fourth Proportional to 85,636,747.98, 118,178,829.12 and 46,478,525.22

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Solution

The fourth proportional to 85,636,747.98, 118,178,829.12 and 46,478,525.22 is: 64,140,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,747.98 : 118,178,829.12 = 46,478,525.22 : x
  2. Step 2: Convert to fraction form
    85,636,747.98/118,178,829.12 = 46,478,525.22/x
  3. Step 3: Cross multiply
    85,636,747.98x = 118,178,829.12 × 46,478,525.22
  4. Step 4: Simplify right side
    85,636,747.98x = 5,492,777,689,723,990
  5. Step 5: Solve for x
    x = 5,492,777,689,723,990/85,636,747.98
  6. Step 6: Final answer
    x = 64,140,428.25

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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.