Home / 93,008,736,701.40-139,513,105,052.10-81,988,776,125.40

Finding the Fourth Proportional to 93,008,736,701.40, 139,513,105,052.10 and 81,988,776,125.40

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Solution

The fourth proportional to 93,008,736,701.40, 139,513,105,052.10 and 81,988,776,125.40 is: 122,983,164,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,008,736,701.40 : 139,513,105,052.10 = 81,988,776,125.40 : x
  2. Step 2: Convert to fraction form
    93,008,736,701.40/139,513,105,052.10 = 81,988,776,125.40/x
  3. Step 3: Cross multiply
    93,008,736,701.40x = 139,513,105,052.10 × 81,988,776,125.40
  4. Step 4: Simplify right side
    93,008,736,701.40x = 11,438,508,736,676,039,229,440
  5. Step 5: Solve for x
    x = 11,438,508,736,676,039,229,440/93,008,736,701.40
  6. Step 6: Final answer
    x = 122,983,164,188.10

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Double scale
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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.