Home / 293,358,656.40-440,038,066.08-109,102,057.92

Finding the Fourth Proportional to 293,358,656.40, 440,038,066.08 and 109,102,057.92

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Solution

The fourth proportional to 293,358,656.40, 440,038,066.08 and 109,102,057.92 is: 163,653,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,358,656.40 : 440,038,066.08 = 109,102,057.92 : x
  2. Step 2: Convert to fraction form
    293,358,656.40/440,038,066.08 = 109,102,057.92/x
  3. Step 3: Cross multiply
    293,358,656.40x = 440,038,066.08 × 109,102,057.92
  4. Step 4: Simplify right side
    293,358,656.40x = 48,009,058,572,464,944
  5. Step 5: Solve for x
    x = 48,009,058,572,464,944/293,358,656.40
  6. Step 6: Final answer
    x = 163,653,117.18

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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.