Home / 181,158,472,817.52-249,999,447,599.41-99,866,509,907.51

Finding the Fourth Proportional to 181,158,472,817.52, 249,999,447,599.41 and 99,866,509,907.51

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Solution

The fourth proportional to 181,158,472,817.52, 249,999,447,599.41 and 99,866,509,907.51 is: 137,816,199,939.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,158,472,817.52 : 249,999,447,599.41 = 99,866,509,907.51 : x
  2. Step 2: Convert to fraction form
    181,158,472,817.52/249,999,447,599.41 = 99,866,509,907.51/x
  3. Step 3: Cross multiply
    181,158,472,817.52x = 249,999,447,599.41 × 99,866,509,907.51
  4. Step 4: Simplify right side
    181,158,472,817.52x = 24,966,572,310,557,259,464,704
  5. Step 5: Solve for x
    x = 24,966,572,310,557,259,464,704/181,158,472,817.52
  6. Step 6: Final answer
    x = 137,816,199,939.52

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1.5x scale

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.