Finding the Fourth Proportional to 1,046,736,854.62, 1,444,497,159.56 and 570,427,357.14
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Solution
The fourth proportional to 1,046,736,854.62, 1,444,497,159.56 and 570,427,357.14 is: 787,189,916.44
Step by Step Solution
- Step 1: Write the proportion equation
1,046,736,854.62 : 1,444,497,159.56 = 570,427,357.14 : x - Step 2: Convert to fraction form
1,046,736,854.62/1,444,497,159.56 = 570,427,357.14/x - Step 3: Cross multiply
1,046,736,854.62x = 1,444,497,159.56 × 570,427,357.14 - Step 4: Simplify right side
1,046,736,854.62x = 823,980,697,124,047,616 - Step 5: Solve for x
x = 823,980,697,124,047,616/1,046,736,854.62 - Step 6: Final answer
x = 787,189,916.44
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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.