Home / 126,834,554.40-175,020,994.80-70,320,808.32

Finding the Fourth Proportional to 126,834,554.40, 175,020,994.80 and 70,320,808.32

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Solution

The fourth proportional to 126,834,554.40, 175,020,994.80 and 70,320,808.32 is: 97,036,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,834,554.40 : 175,020,994.80 = 70,320,808.32 : x
  2. Step 2: Convert to fraction form
    126,834,554.40/175,020,994.80 = 70,320,808.32/x
  3. Step 3: Cross multiply
    126,834,554.40x = 175,020,994.80 × 70,320,808.32
  4. Step 4: Simplify right side
    126,834,554.40x = 12,307,617,827,306,516
  5. Step 5: Solve for x
    x = 12,307,617,827,306,516/126,834,554.40
  6. Step 6: Final answer
    x = 97,036,788.48

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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.