Home / 530,152,688,748.32-795,340,718,400.72-171,976,694,901.21

Finding the Fourth Proportional to 530,152,688,748.32, 795,340,718,400.72 and 171,976,694,901.21

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Solution

The fourth proportional to 530,152,688,748.32, 795,340,718,400.72 and 171,976,694,901.21 is: 258,001,272,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,152,688,748.32 : 795,340,718,400.72 = 171,976,694,901.21 : x
  2. Step 2: Convert to fraction form
    530,152,688,748.32/795,340,718,400.72 = 171,976,694,901.21/x
  3. Step 3: Cross multiply
    530,152,688,748.32x = 795,340,718,400.72 × 171,976,694,901.21
  4. Step 4: Simplify right side
    530,152,688,748.32x = 136,780,068,070,909,785,669,632
  5. Step 5: Solve for x
    x = 136,780,068,070,909,785,669,632/530,152,688,748.32
  6. Step 6: Final answer
    x = 258,001,272,037.01

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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.