Home / 849,742,811.53-1,172,681,270.01-473,399,186.22

Finding the Fourth Proportional to 849,742,811.53, 1,172,681,270.01 and 473,399,186.22

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Solution

The fourth proportional to 849,742,811.53, 1,172,681,270.01 and 473,399,186.22 is: 653,311,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,742,811.53 : 1,172,681,270.01 = 473,399,186.22 : x
  2. Step 2: Convert to fraction form
    849,742,811.53/1,172,681,270.01 = 473,399,186.22/x
  3. Step 3: Cross multiply
    849,742,811.53x = 1,172,681,270.01 × 473,399,186.22
  4. Step 4: Simplify right side
    849,742,811.53x = 555,146,358,918,170,112
  5. Step 5: Solve for x
    x = 555,146,358,918,170,112/849,742,811.53
  6. Step 6: Final answer
    x = 653,311,038.81

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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.