Home / 139,968,350.95-209,952,526.43-139,118,045.35

Finding the Fourth Proportional to 139,968,350.95, 209,952,526.43 and 139,118,045.35

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Solution

The fourth proportional to 139,968,350.95, 209,952,526.43 and 139,118,045.35 is: 208,677,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,350.95 : 209,952,526.43 = 139,118,045.35 : x
  2. Step 2: Convert to fraction form
    139,968,350.95/209,952,526.43 = 139,118,045.35/x
  3. Step 3: Cross multiply
    139,968,350.95x = 209,952,526.43 × 139,118,045.35
  4. Step 4: Simplify right side
    139,968,350.95x = 29,208,185,092,540,224
  5. Step 5: Solve for x
    x = 29,208,185,092,540,224/139,968,350.95
  6. Step 6: Final answer
    x = 208,677,068.03

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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.