Home / 265,709,113.60-398,563,670.40-122,381,881.60

Finding the Fourth Proportional to 265,709,113.60, 398,563,670.40 and 122,381,881.60

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Solution

The fourth proportional to 265,709,113.60, 398,563,670.40 and 122,381,881.60 is: 183,572,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,709,113.60 : 398,563,670.40 = 122,381,881.60 : x
  2. Step 2: Convert to fraction form
    265,709,113.60/398,563,670.40 = 122,381,881.60/x
  3. Step 3: Cross multiply
    265,709,113.60x = 398,563,670.40 × 122,381,881.60
  4. Step 4: Simplify right side
    265,709,113.60x = 48,776,971,920,954,216
  5. Step 5: Solve for x
    x = 48,776,971,920,954,216/265,709,113.60
  6. Step 6: Final answer
    x = 183,572,822.40

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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.