Home / 745,120,438,603.70-1,117,680,657,905.60-745,120,438,603.70

Finding the Fourth Proportional to 745,120,438,603.70, 1,117,680,657,905.60 and 745,120,438,603.70

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Solution

The fourth proportional to 745,120,438,603.70, 1,117,680,657,905.60 and 745,120,438,603.70 is: 1,117,680,657,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,120,438,603.70 : 1,117,680,657,905.60 = 745,120,438,603.70 : x
  2. Step 2: Convert to fraction form
    745,120,438,603.70/1,117,680,657,905.60 = 745,120,438,603.70/x
  3. Step 3: Cross multiply
    745,120,438,603.70x = 1,117,680,657,905.60 × 745,120,438,603.70
  4. Step 4: Simplify right side
    745,120,438,603.70x = 832,806,702,037,492,696,088,576
  5. Step 5: Solve for x
    x = 832,806,702,037,492,696,088,576/745,120,438,603.70
  6. Step 6: Final answer
    x = 1,117,680,657,905.60

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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.