Home / 100,564,547.84-138,774,601.32-58,752,490.40

Finding the Fourth Proportional to 100,564,547.84, 138,774,601.32 and 58,752,490.40

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Solution

The fourth proportional to 100,564,547.84, 138,774,601.32 and 58,752,490.40 is: 81,075,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,564,547.84 : 138,774,601.32 = 58,752,490.40 : x
  2. Step 2: Convert to fraction form
    100,564,547.84/138,774,601.32 = 58,752,490.40/x
  3. Step 3: Cross multiply
    100,564,547.84x = 138,774,601.32 × 58,752,490.40
  4. Step 4: Simplify right side
    100,564,547.84x = 8,153,353,431,817,127
  5. Step 5: Solve for x
    x = 8,153,353,431,817,127/100,564,547.84
  6. Step 6: Final answer
    x = 81,075,822.51

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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.