Home / 2,895,852,009.60-4,343,778,014.40-714,818,145.60

Finding the Fourth Proportional to 2,895,852,009.60, 4,343,778,014.40 and 714,818,145.60

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Solution

The fourth proportional to 2,895,852,009.60, 4,343,778,014.40 and 714,818,145.60 is: 1,072,227,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,852,009.60 : 4,343,778,014.40 = 714,818,145.60 : x
  2. Step 2: Convert to fraction form
    2,895,852,009.60/4,343,778,014.40 = 714,818,145.60/x
  3. Step 3: Cross multiply
    2,895,852,009.60x = 4,343,778,014.40 × 714,818,145.60
  4. Step 4: Simplify right side
    2,895,852,009.60x = 3,105,011,345,151,457,792
  5. Step 5: Solve for x
    x = 3,105,011,345,151,457,792/2,895,852,009.60
  6. Step 6: Final answer
    x = 1,072,227,218.40

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Double scale
Find fourth proportional to 2,895,852,010.60, 4,343,778,015.90 and 714,818,146.60
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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.