Home / 191,347,772,511.83-264,060,032,011.59-103,356,005,077.91

Finding the Fourth Proportional to 191,347,772,511.83, 264,060,032,011.59 and 103,356,005,077.91

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Solution

The fourth proportional to 191,347,772,511.83, 264,060,032,011.59 and 103,356,005,077.91 is: 142,631,344,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,347,772,511.83 : 264,060,032,011.59 = 103,356,005,077.91 : x
  2. Step 2: Convert to fraction form
    191,347,772,511.83/264,060,032,011.59 = 103,356,005,077.91/x
  3. Step 3: Cross multiply
    191,347,772,511.83x = 264,060,032,011.59 × 103,356,005,077.91
  4. Step 4: Simplify right side
    191,347,772,511.83x = 27,292,190,009,462,974,578,688
  5. Step 5: Solve for x
    x = 27,292,190,009,462,974,578,688/191,347,772,511.83
  6. Step 6: Final answer
    x = 142,631,344,233.58

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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.