Home / 1,167,742,097.02-1,611,488,362.89-631,893,764.71

Finding the Fourth Proportional to 1,167,742,097.02, 1,611,488,362.89 and 631,893,764.71

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Solution

The fourth proportional to 1,167,742,097.02, 1,611,488,362.89 and 631,893,764.71 is: 872,015,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,742,097.02 : 1,611,488,362.89 = 631,893,764.71 : x
  2. Step 2: Convert to fraction form
    1,167,742,097.02/1,611,488,362.89 = 631,893,764.71/x
  3. Step 3: Cross multiply
    1,167,742,097.02x = 1,611,488,362.89 × 631,893,764.71
  4. Step 4: Simplify right side
    1,167,742,097.02x = 1,018,289,448,412,916,864
  5. Step 5: Solve for x
    x = 1,018,289,448,412,916,864/1,167,742,097.02
  6. Step 6: Final answer
    x = 872,015,705.36

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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.