Home / 249,448,689.96-344,241,419.60-137,947,075.62

Finding the Fourth Proportional to 249,448,689.96, 344,241,419.60 and 137,947,075.62

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Solution

The fourth proportional to 249,448,689.96, 344,241,419.60 and 137,947,075.62 is: 190,368,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,448,689.96 : 344,241,419.60 = 137,947,075.62 : x
  2. Step 2: Convert to fraction form
    249,448,689.96/344,241,419.60 = 137,947,075.62/x
  3. Step 3: Cross multiply
    249,448,689.96x = 344,241,419.60 × 137,947,075.62
  4. Step 4: Simplify right side
    249,448,689.96x = 47,487,097,141,097,352
  5. Step 5: Solve for x
    x = 47,487,097,141,097,352/249,448,689.96
  6. Step 6: Final answer
    x = 190,368,196.16

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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.