Home / 72,748,725,809.40-109,123,088,714.10-72,748,725,809.40

Finding the Fourth Proportional to 72,748,725,809.40, 109,123,088,714.10 and 72,748,725,809.40

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Solution

The fourth proportional to 72,748,725,809.40, 109,123,088,714.10 and 72,748,725,809.40 is: 109,123,088,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,748,725,809.40 : 109,123,088,714.10 = 72,748,725,809.40 : x
  2. Step 2: Convert to fraction form
    72,748,725,809.40/109,123,088,714.10 = 72,748,725,809.40/x
  3. Step 3: Cross multiply
    72,748,725,809.40x = 109,123,088,714.10 × 72,748,725,809.40
  4. Step 4: Simplify right side
    72,748,725,809.40x = 7,938,565,660,336,891,887,616
  5. Step 5: Solve for x
    x = 7,938,565,660,336,891,887,616/72,748,725,809.40
  6. Step 6: Final answer
    x = 109,123,088,714.10

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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.