Home / 85,636,717.55-118,178,786.91-46,478,494.83

Finding the Fourth Proportional to 85,636,717.55, 118,178,786.91 and 46,478,494.83

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Solution

The fourth proportional to 85,636,717.55, 118,178,786.91 and 46,478,494.83 is: 64,140,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,717.55 : 118,178,786.91 = 46,478,494.83 : x
  2. Step 2: Convert to fraction form
    85,636,717.55/118,178,786.91 = 46,478,494.83/x
  3. Step 3: Cross multiply
    85,636,717.55x = 118,178,786.91 × 46,478,494.83
  4. Step 4: Simplify right side
    85,636,717.55x = 5,492,772,136,412,106
  5. Step 5: Solve for x
    x = 5,492,772,136,412,106/85,636,717.55
  6. Step 6: Final answer
    x = 64,140,386.20

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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.