Home / 646,975,498.64-970,463,186.26-155,688,827.36

Finding the Fourth Proportional to 646,975,498.64, 970,463,186.26 and 155,688,827.36

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Solution

The fourth proportional to 646,975,498.64, 970,463,186.26 and 155,688,827.36 is: 233,533,226.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,975,498.64 : 970,463,186.26 = 155,688,827.36 : x
  2. Step 2: Convert to fraction form
    646,975,498.64/970,463,186.26 = 155,688,827.36/x
  3. Step 3: Cross multiply
    646,975,498.64x = 970,463,186.26 × 155,688,827.36
  4. Step 4: Simplify right side
    646,975,498.64x = 151,090,275,459,627,136
  5. Step 5: Solve for x
    x = 151,090,275,459,627,136/646,975,498.64
  6. Step 6: Final answer
    x = 233,533,226.19

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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.