Home / 127,549,589.65-178,909,547.75-127,549,589.65

Finding the Fourth Proportional to 127,549,589.65, 178,909,547.75 and 127,549,589.65

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Solution

The fourth proportional to 127,549,589.65, 178,909,547.75 and 127,549,589.65 is: 178,909,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,549,589.65 : 178,909,547.75 = 127,549,589.65 : x
  2. Step 2: Convert to fraction form
    127,549,589.65/178,909,547.75 = 127,549,589.65/x
  3. Step 3: Cross multiply
    127,549,589.65x = 178,909,547.75 × 127,549,589.65
  4. Step 4: Simplify right side
    127,549,589.65x = 22,819,839,399,979,580
  5. Step 5: Solve for x
    x = 22,819,839,399,979,580/127,549,589.65
  6. Step 6: Final answer
    x = 178,909,547.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.