Home / 299,248,300.80-448,648,502.40-163,087,430.40

Finding the Fourth Proportional to 299,248,300.80, 448,648,502.40 and 163,087,430.40

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Solution

The fourth proportional to 299,248,300.80, 448,648,502.40 and 163,087,430.40 is: 244,509,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,248,300.80 : 448,648,502.40 = 163,087,430.40 : x
  2. Step 2: Convert to fraction form
    299,248,300.80/448,648,502.40 = 163,087,430.40/x
  3. Step 3: Cross multiply
    299,248,300.80x = 448,648,502.40 × 163,087,430.40
  4. Step 4: Simplify right side
    299,248,300.80x = 73,168,931,409,224,224
  5. Step 5: Solve for x
    x = 73,168,931,409,224,224/299,248,300.80
  6. Step 6: Final answer
    x = 244,509,095.67

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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.