Home / 99,702,088,810.40-149,553,133,215.60-29,909,005,162.40

Finding the Fourth Proportional to 99,702,088,810.40, 149,553,133,215.60 and 29,909,005,162.40

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Solution

The fourth proportional to 99,702,088,810.40, 149,553,133,215.60 and 29,909,005,162.40 is: 44,863,507,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,702,088,810.40 : 149,553,133,215.60 = 29,909,005,162.40 : x
  2. Step 2: Convert to fraction form
    99,702,088,810.40/149,553,133,215.60 = 29,909,005,162.40/x
  3. Step 3: Cross multiply
    99,702,088,810.40x = 149,553,133,215.60 × 29,909,005,162.40
  4. Step 4: Simplify right side
    99,702,088,810.40x = 4,472,985,433,398,475,489,280
  5. Step 5: Solve for x
    x = 4,472,985,433,398,475,489,280/99,702,088,810.40
  6. Step 6: Final answer
    x = 44,863,507,743.60

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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.