Home / 1,928,256,133,386.80-2,660,993,898,421.60-1,061,160,911,552.40

Finding the Fourth Proportional to 1,928,256,133,386.80, 2,660,993,898,421.60 and 1,061,160,911,552.40

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Solution

The fourth proportional to 1,928,256,133,386.80, 2,660,993,898,421.60 and 1,061,160,911,552.40 is: 1,464,402,296,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,256,133,386.80 : 2,660,993,898,421.60 = 1,061,160,911,552.40 : x
  2. Step 2: Convert to fraction form
    1,928,256,133,386.80/2,660,993,898,421.60 = 1,061,160,911,552.40/x
  3. Step 3: Cross multiply
    1,928,256,133,386.80x = 2,660,993,898,421.60 × 1,061,160,911,552.40
  4. Step 4: Simplify right side
    1,928,256,133,386.80x = 2,823,742,710,884,439,517,298,688
  5. Step 5: Solve for x
    x = 2,823,742,710,884,439,517,298,688/1,928,256,133,386.80
  6. Step 6: Final answer
    x = 1,464,402,296,973.28

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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.