Home / 1,698,417,041.32-2,343,890,931.78-955,909,196.20

Finding the Fourth Proportional to 1,698,417,041.32, 2,343,890,931.78 and 955,909,196.20

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Solution

The fourth proportional to 1,698,417,041.32, 2,343,890,931.78 and 955,909,196.20 is: 1,319,197,135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,417,041.32 : 2,343,890,931.78 = 955,909,196.20 : x
  2. Step 2: Convert to fraction form
    1,698,417,041.32/2,343,890,931.78 = 955,909,196.20/x
  3. Step 3: Cross multiply
    1,698,417,041.32x = 2,343,890,931.78 × 955,909,196.20
  4. Step 4: Simplify right side
    1,698,417,041.32x = 2,240,546,896,578,289,152
  5. Step 5: Solve for x
    x = 2,240,546,896,578,289,152/1,698,417,041.32
  6. Step 6: Final answer
    x = 1,319,197,135.96

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Double scale
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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.