Home / 530,323,252,019.28-731,846,381,371.95-286,452,719,624.16

Finding the Fourth Proportional to 530,323,252,019.28, 731,846,381,371.95 and 286,452,719,624.16

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Solution

The fourth proportional to 530,323,252,019.28, 731,846,381,371.95 and 286,452,719,624.16 is: 395,304,911,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,323,252,019.28 : 731,846,381,371.95 = 286,452,719,624.16 : x
  2. Step 2: Convert to fraction form
    530,323,252,019.28/731,846,381,371.95 = 286,452,719,624.16/x
  3. Step 3: Cross multiply
    530,323,252,019.28x = 731,846,381,371.95 × 286,452,719,624.16
  4. Step 4: Simplify right side
    530,323,252,019.28x = 209,639,386,291,095,224,713,216
  5. Step 5: Solve for x
    x = 209,639,386,291,095,224,713,216/530,323,252,019.28
  6. Step 6: Final answer
    x = 395,304,911,660.70

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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.