Home / 319,754,853.89-441,237,071.00-180,539,356.85

Finding the Fourth Proportional to 319,754,853.89, 441,237,071.00 and 180,539,356.85

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Solution

The fourth proportional to 319,754,853.89, 441,237,071.00 and 180,539,356.85 is: 249,130,407.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,754,853.89 : 441,237,071.00 = 180,539,356.85 : x
  2. Step 2: Convert to fraction form
    319,754,853.89/441,237,071.00 = 180,539,356.85/x
  3. Step 3: Cross multiply
    319,754,853.89x = 441,237,071.00 × 180,539,356.85
  4. Step 4: Simplify right side
    319,754,853.89x = 79,660,657,015,602,960
  5. Step 5: Solve for x
    x = 79,660,657,015,602,960/319,754,853.89
  6. Step 6: Final answer
    x = 249,130,407.39

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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.