Home / 1,130,834,888.40-1,696,267,999.80-745,126,856.40

Finding the Fourth Proportional to 1,130,834,888.40, 1,696,267,999.80 and 745,126,856.40

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Solution

The fourth proportional to 1,130,834,888.40, 1,696,267,999.80 and 745,126,856.40 is: 1,117,700,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,834,888.40 : 1,696,267,999.80 = 745,126,856.40 : x
  2. Step 2: Convert to fraction form
    1,130,834,888.40/1,696,267,999.80 = 745,126,856.40/x
  3. Step 3: Cross multiply
    1,130,834,888.40x = 1,696,267,999.80 × 745,126,856.40
  4. Step 4: Simplify right side
    1,130,834,888.40x = 1,263,934,842,302,889,728
  5. Step 5: Solve for x
    x = 1,263,934,842,302,889,728/1,130,834,888.40
  6. Step 6: Final answer
    x = 1,117,700,607.99

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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.