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Finding the Fourth Proportional to 1,301,754,137.86, 1,796,433,905.73 and 707,044,368.34

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Solution

The fourth proportional to 1,301,754,137.86, 1,796,433,905.73 and 707,044,368.34 is: 975,728,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,754,137.86 : 1,796,433,905.73 = 707,044,368.34 : x
  2. Step 2: Convert to fraction form
    1,301,754,137.86/1,796,433,905.73 = 707,044,368.34/x
  3. Step 3: Cross multiply
    1,301,754,137.86x = 1,796,433,905.73 × 707,044,368.34
  4. Step 4: Simplify right side
    1,301,754,137.86x = 1,270,158,476,141,426,944
  5. Step 5: Solve for x
    x = 1,270,158,476,141,426,944/1,301,754,137.86
  6. Step 6: Final answer
    x = 975,728,395.40

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.