Home / 530,355,808,108.90-795,533,711,264.30-127,439,278,397.91

Finding the Fourth Proportional to 530,355,808,108.90, 795,533,711,264.30 and 127,439,278,397.91

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Solution

The fourth proportional to 530,355,808,108.90, 795,533,711,264.30 and 127,439,278,397.91 is: 191,158,917,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,355,808,108.90 : 795,533,711,264.30 = 127,439,278,397.91 : x
  2. Step 2: Convert to fraction form
    530,355,808,108.90/795,533,711,264.30 = 127,439,278,397.91/x
  3. Step 3: Cross multiply
    530,355,808,108.90x = 795,533,711,264.30 × 127,439,278,397.91
  4. Step 4: Simplify right side
    530,355,808,108.90x = 101,382,242,104,733,683,679,232
  5. Step 5: Solve for x
    x = 101,382,242,104,733,683,679,232/530,355,808,108.90
  6. Step 6: Final answer
    x = 191,158,917,380.83

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1.5x scale

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.