Home / 459,871,894,194.51-689,832,202,544.01-141,736,601,307.64

Finding the Fourth Proportional to 459,871,894,194.51, 689,832,202,544.01 and 141,736,601,307.64

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Solution

The fourth proportional to 459,871,894,194.51, 689,832,202,544.01 and 141,736,601,307.64 is: 212,612,410,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,871,894,194.51 : 689,832,202,544.01 = 141,736,601,307.64 : x
  2. Step 2: Convert to fraction form
    459,871,894,194.51/689,832,202,544.01 = 141,736,601,307.64/x
  3. Step 3: Cross multiply
    459,871,894,194.51x = 689,832,202,544.01 × 141,736,601,307.64
  4. Step 4: Simplify right side
    459,871,894,194.51x = 97,774,471,861,151,526,289,408
  5. Step 5: Solve for x
    x = 97,774,471,861,151,526,289,408/459,871,894,194.51
  6. Step 6: Final answer
    x = 212,612,410,315.72

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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.