Home / 211,424,526.68-291,762,266.94-118,603,041.62

Finding the Fourth Proportional to 211,424,526.68, 291,762,266.94 and 118,603,041.62

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Solution

The fourth proportional to 211,424,526.68, 291,762,266.94 and 118,603,041.62 is: 163,670,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,424,526.68 : 291,762,266.94 = 118,603,041.62 : x
  2. Step 2: Convert to fraction form
    211,424,526.68/291,762,266.94 = 118,603,041.62/x
  3. Step 3: Cross multiply
    211,424,526.68x = 291,762,266.94 × 118,603,041.62
  4. Step 4: Simplify right side
    211,424,526.68x = 34,603,892,287,571,556
  5. Step 5: Solve for x
    x = 34,603,892,287,571,556/211,424,526.68
  6. Step 6: Final answer
    x = 163,670,189.22

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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.