Home / 418,886,129,856.24-578,064,624,597-235,985,426,089.20

Finding the Fourth Proportional to 418,886,129,856.24, 578,064,624,597 and 235,985,426,089.20

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Solution

The fourth proportional to 418,886,129,856.24, 578,064,624,597 and 235,985,426,089.20 is: 325,660,882,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,886,129,856.24 : 578,064,624,597 = 235,985,426,089.20 : x
  2. Step 2: Convert to fraction form
    418,886,129,856.24/578,064,624,597 = 235,985,426,089.20/x
  3. Step 3: Cross multiply
    418,886,129,856.24x = 578,064,624,597 × 235,985,426,089.20
  4. Step 4: Simplify right side
    418,886,129,856.24x = 136,414,826,742,616,502,042,624
  5. Step 5: Solve for x
    x = 136,414,826,742,616,502,042,624/418,886,129,856.24
  6. Step 6: Final answer
    x = 325,660,882,563.56

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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.