Home / 203,056,924,762.65-280,221,095,397.69-111,615,459,119.40

Finding the Fourth Proportional to 203,056,924,762.65, 280,221,095,397.69 and 111,615,459,119.40

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Solution

The fourth proportional to 203,056,924,762.65, 280,221,095,397.69 and 111,615,459,119.40 is: 154,030,729,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,056,924,762.65 : 280,221,095,397.69 = 111,615,459,119.40 : x
  2. Step 2: Convert to fraction form
    203,056,924,762.65/280,221,095,397.69 = 111,615,459,119.40/x
  3. Step 3: Cross multiply
    203,056,924,762.65x = 280,221,095,397.69 × 111,615,459,119.40
  4. Step 4: Simplify right side
    203,056,924,762.65x = 31,277,006,217,754,355,695,616
  5. Step 5: Solve for x
    x = 31,277,006,217,754,355,695,616/203,056,924,762.65
  6. Step 6: Final answer
    x = 154,030,729,335.20

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1.5x scale

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.