Home / 191,308,097.51-287,007,681.00-61,915,707.80

Finding the Fourth Proportional to 191,308,097.51, 287,007,681.00 and 61,915,707.80

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Solution

The fourth proportional to 191,308,097.51, 287,007,681.00 and 61,915,707.80 is: 92,888,298.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,308,097.51 : 287,007,681.00 = 61,915,707.80 : x
  2. Step 2: Convert to fraction form
    191,308,097.51/287,007,681.00 = 61,915,707.80/x
  3. Step 3: Cross multiply
    191,308,097.51x = 287,007,681.00 × 61,915,707.80
  4. Step 4: Simplify right side
    191,308,097.51x = 17,770,283,714,639,456
  5. Step 5: Solve for x
    x = 17,770,283,714,639,456/191,308,097.51
  6. Step 6: Final answer
    x = 92,888,298.75

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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.