Home / 1,355,886,074.40-2,033,829,111.60-448,146,938.40

Finding the Fourth Proportional to 1,355,886,074.40, 2,033,829,111.60 and 448,146,938.40

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Solution

The fourth proportional to 1,355,886,074.40, 2,033,829,111.60 and 448,146,938.40 is: 672,220,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,886,074.40 : 2,033,829,111.60 = 448,146,938.40 : x
  2. Step 2: Convert to fraction form
    1,355,886,074.40/2,033,829,111.60 = 448,146,938.40/x
  3. Step 3: Cross multiply
    1,355,886,074.40x = 2,033,829,111.60 × 448,146,938.40
  4. Step 4: Simplify right side
    1,355,886,074.40x = 911,454,289,592,331,776
  5. Step 5: Solve for x
    x = 911,454,289,592,331,776/1,355,886,074.40
  6. Step 6: Final answer
    x = 672,220,407.60

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1.5x scale

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.