Home / 877,241,349.60-1,315,862,024.40-705,054,465.60

Finding the Fourth Proportional to 877,241,349.60, 1,315,862,024.40 and 705,054,465.60

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Solution

The fourth proportional to 877,241,349.60, 1,315,862,024.40 and 705,054,465.60 is: 1,057,581,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,241,349.60 : 1,315,862,024.40 = 705,054,465.60 : x
  2. Step 2: Convert to fraction form
    877,241,349.60/1,315,862,024.40 = 705,054,465.60/x
  3. Step 3: Cross multiply
    877,241,349.60x = 1,315,862,024.40 × 705,054,465.60
  4. Step 4: Simplify right side
    877,241,349.60x = 927,754,396,416,676,224
  5. Step 5: Solve for x
    x = 927,754,396,416,676,224/877,241,349.60
  6. Step 6: Final answer
    x = 1,057,581,698.40

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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.