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Finding the Fourth Proportional to 9,779,057,553.60, 14,668,586,330.40 and 9,779,057,553.60

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Solution

The fourth proportional to 9,779,057,553.60, 14,668,586,330.40 and 9,779,057,553.60 is: 14,668,586,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,057,553.60 : 14,668,586,330.40 = 9,779,057,553.60 : x
  2. Step 2: Convert to fraction form
    9,779,057,553.60/14,668,586,330.40 = 9,779,057,553.60/x
  3. Step 3: Cross multiply
    9,779,057,553.60x = 14,668,586,330.40 × 9,779,057,553.60
  4. Step 4: Simplify right side
    9,779,057,553.60x = 143,444,949,954,931,834,880
  5. Step 5: Solve for x
    x = 143,444,949,954,931,834,880/9,779,057,553.60
  6. Step 6: Final answer
    x = 14,668,586,330.40

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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.