Home / 556,423,946,532.95-834,683,998,215.65-153,507,416,826.20

Finding the Fourth Proportional to 556,423,946,532.95, 834,683,998,215.65 and 153,507,416,826.20

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Solution

The fourth proportional to 556,423,946,532.95, 834,683,998,215.65 and 153,507,416,826.20 is: 230,274,389,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,423,946,532.95 : 834,683,998,215.65 = 153,507,416,826.20 : x
  2. Step 2: Convert to fraction form
    556,423,946,532.95/834,683,998,215.65 = 153,507,416,826.20/x
  3. Step 3: Cross multiply
    556,423,946,532.95x = 834,683,998,215.65 × 153,507,416,826.20
  4. Step 4: Simplify right side
    556,423,946,532.95x = 128,130,184,432,248,973,950,976
  5. Step 5: Solve for x
    x = 128,130,184,432,248,973,950,976/556,423,946,532.95
  6. Step 6: Final answer
    x = 230,274,389,214.59

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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.