Home / 556,423,946,496.25-834,683,998,161.35-153,507,416,790.20

Finding the Fourth Proportional to 556,423,946,496.25, 834,683,998,161.35 and 153,507,416,790.20

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Solution

The fourth proportional to 556,423,946,496.25, 834,683,998,161.35 and 153,507,416,790.20 is: 230,274,389,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,423,946,496.25 : 834,683,998,161.35 = 153,507,416,790.20 : x
  2. Step 2: Convert to fraction form
    556,423,946,496.25/834,683,998,161.35 = 153,507,416,790.20/x
  3. Step 3: Cross multiply
    556,423,946,496.25x = 834,683,998,161.35 × 153,507,416,790.20
  4. Step 4: Simplify right side
    556,423,946,496.25x = 128,130,184,393,864,884,781,056
  5. Step 5: Solve for x
    x = 128,130,184,393,864,884,781,056/556,423,946,496.25
  6. Step 6: Final answer
    x = 230,274,389,160.80

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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.