Home / 1,065,710,095.95-1,470,605,273.21-619,641,812.70

Finding the Fourth Proportional to 1,065,710,095.95, 1,470,605,273.21 and 619,641,812.70

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Solution

The fourth proportional to 1,065,710,095.95, 1,470,605,273.21 and 619,641,812.70 is: 855,062,292.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,710,095.95 : 1,470,605,273.21 = 619,641,812.70 : x
  2. Step 2: Convert to fraction form
    1,065,710,095.95/1,470,605,273.21 = 619,641,812.70/x
  3. Step 3: Cross multiply
    1,065,710,095.95x = 1,470,605,273.21 × 619,641,812.70
  4. Step 4: Simplify right side
    1,065,710,095.95x = 911,248,517,254,924,928
  5. Step 5: Solve for x
    x = 911,248,517,254,924,928/1,065,710,095.95
  6. Step 6: Final answer
    x = 855,062,292.00

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1.5x scale

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.