Home / 105,122,371,417.79-157,683,558,947.96-25,533,384,807.39

Finding the Fourth Proportional to 105,122,371,417.79, 157,683,558,947.96 and 25,533,384,807.39

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Solution

The fourth proportional to 105,122,371,417.79, 157,683,558,947.96 and 25,533,384,807.39 is: 38,300,077,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,122,371,417.79 : 157,683,558,947.96 = 25,533,384,807.39 : x
  2. Step 2: Convert to fraction form
    105,122,371,417.79/157,683,558,947.96 = 25,533,384,807.39/x
  3. Step 3: Cross multiply
    105,122,371,417.79x = 157,683,558,947.96 × 25,533,384,807.39
  4. Step 4: Simplify right side
    105,122,371,417.79x = 4,026,194,988,417,027,145,728
  5. Step 5: Solve for x
    x = 4,026,194,988,417,027,145,728/105,122,371,417.79
  6. Step 6: Final answer
    x = 38,300,077,653.46

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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.